Thread View: sci.cognitive
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Started by Dio
Tue, 11 Nov 2003 19:14
Consciousness
Author: Dio
Date: Tue, 11 Nov 2003 19:14
Date: Tue, 11 Nov 2003 19:14
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Is consciousness produced only by brain or it could be produced by a machine too?
Re: Consciousness
Author: r norman
Date: Tue, 11 Nov 2003 19:27
Date: Tue, 11 Nov 2003 19:27
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On Tue, 11 Nov 2003 19:14:13 GMT, "Dio" <dadaismo@tin.it> wrote: >Is consciousness produced only by brain or it could be produced by a machine >too? > An excellent question that has been around for a very long time. Given that we really don't know what consciousness is or what produces it, the question of whether a purely computational device could be conscious is an open question. I presume you do not mean simply a mechanical gadget -- computation and information processing does seem to be intimitately involved. One general philosophical argument is that all biological processes are simply the working out of the laws of physics and chemistry. That is, the brain IS a kind of machine already, so yes, consciousness can be produced by a machine. And that means that is could also be produced by a non-biological machine.
Re: Consciousness
Author: Michael Olea
Date: Tue, 11 Nov 2003 21:13
Date: Tue, 11 Nov 2003 21:13
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in article lnd2rv0k34b2sp117g8sbjl5mtu5e6acci@4ax.com, r norman at rsn_@_comcast.net wrote on 11/11/03 11:27 AM: > On Tue, 11 Nov 2003 19:14:13 GMT, "Dio" <dadaismo@tin.it> wrote: > >> Is consciousness produced only by brain or it could be produced by a machine >> too? >> > > An excellent question that has been around for a very long time. > > Given that we really don't know what consciousness is or what produces > it, the question of whether a purely computational device could be > conscious is an open question. I presume you do not mean simply a > mechanical gadget -- computation and information processing does seem > to be intimitately involved. > > One general philosophical argument is that all biological processes > are simply the working out of the laws of physics and chemistry. That > is, the brain IS a kind of machine already, so yes, consciousness can > be produced by a machine. And that means that is could also be > produced by a non-biological machine. > The last sentence does not necessarily follow - it is a logical possibility that whatever it is that makes a machine "non-biological" also makes it incapable of consciousness. I am not advocating that position, just pointing out a flaw in the reasoning.
Re: Consciousness
Author: KP_PC
Date: Tue, 11 Nov 2003 22:46
Date: Tue, 11 Nov 2003 22:46
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"Michael Olea" <oleaj@sbcglobal.net> wrote in message news:BBD69100.12C8%oleaj@sbcglobal.net... | in article lnd2rv0k34b2sp117g8sbjl5mtu5e6acci@4ax.com, r norman at | rsn_@_comcast.net wrote on 11/11/03 11:27 AM: | | > On Tue, 11 Nov 2003 19:14:13 GMT, "Dio" <dadaismo@tin.it> wrote: | > | >> [...] | > That is, the brain IS a kind of machine | > already, so yes, consciousness can | > be produced by a machine. And that | > means that is could also be produced | > by a non-biological machine. | > | The last sentence does not necessarily | follow - it is a logical possibility that | whatever it is that makes a machine | "non-biological" also makes it | incapable of consciousness. I am not | advocating that position, just | pointing out a flaw in the reasoning. One has to take the last two sentences of R. Norman's post as a unit. The 2nd-to-last sentence implies "biological machine". ken
Re: Consciousness
Author: Michael Olea
Date: Wed, 12 Nov 2003 01:01
Date: Wed, 12 Nov 2003 01:01
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in article 0Fdsb.49581$Ec1.3303474@bgtnsc05-news.ops.worldnet.att.net, KP_PC at k.p.collins@worldnet.att.net wrote on 11/11/03 2:46 PM: > "Michael Olea" <oleaj@sbcglobal.net> wrote in message > news:BBD69100.12C8%oleaj@sbcglobal.net... > | in article lnd2rv0k34b2sp117g8sbjl5mtu5e6acci@4ax.com, r norman at > | rsn_@_comcast.net wrote on 11/11/03 11:27 AM: > | > | > On Tue, 11 Nov 2003 19:14:13 GMT, "Dio" <dadaismo@tin.it> wrote: > | > > | >> [...] > | > That is, the brain IS a kind of machine > | > already, so yes, consciousness can > | > be produced by a machine. And that > | > means that is could also be produced > | > by a non-biological machine. > | > > | The last sentence does not necessarily > | follow - it is a logical possibility that > | whatever it is that makes a machine > | "non-biological" also makes it > | incapable of consciousness. I am not > | advocating that position, just > | pointing out a flaw in the reasoning. > > One has to take the last two sentences of > R. Norman's post as a unit. The 2nd-to-last > sentence implies "biological machine". > > ken > > Right. And the last sentence concludes that because there are "biological machines" capable of consciousness there must be "non-biological machines" also capable of consciousness. This does not follow. One way to see that is to draw a Venn diagram.
Re: Consciousness
Author: r norman
Date: Wed, 12 Nov 2003 02:11
Date: Wed, 12 Nov 2003 02:11
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On Wed, 12 Nov 2003 01:01:14 GMT, Michael Olea <oleaj@sbcglobal.net> wrote: >in article 0Fdsb.49581$Ec1.3303474@bgtnsc05-news.ops.worldnet.att.net, KP_PC >at k.p.collins@worldnet.att.net wrote on 11/11/03 2:46 PM: > >> "Michael Olea" <oleaj@sbcglobal.net> wrote in message >> news:BBD69100.12C8%oleaj@sbcglobal.net... >> | in article lnd2rv0k34b2sp117g8sbjl5mtu5e6acci@4ax.com, r norman at >> | rsn_@_comcast.net wrote on 11/11/03 11:27 AM: >> | >> | > On Tue, 11 Nov 2003 19:14:13 GMT, "Dio" <dadaismo@tin.it> wrote: >> | > >> | >> [...] >> | > That is, the brain IS a kind of machine >> | > already, so yes, consciousness can >> | > be produced by a machine. And that >> | > means that is could also be produced >> | > by a non-biological machine. >> | > >> | The last sentence does not necessarily >> | follow - it is a logical possibility that >> | whatever it is that makes a machine >> | "non-biological" also makes it >> | incapable of consciousness. I am not >> | advocating that position, just >> | pointing out a flaw in the reasoning. >> >> One has to take the last two sentences of >> R. Norman's post as a unit. The 2nd-to-last >> sentence implies "biological machine". >> >> ken >> >> > >Right. And the last sentence concludes that because there are "biological >machines" capable of consciousness there must be "non-biological machines" >also capable of consciousness. This does not follow. One way to see that >is to draw a Venn diagram. It does not follow directly. However, if it is true that consciousness is nothing more than the working out of laws of physics and chemistry given a particular albeit highly complex arrangement of molecules, organelles, and cells, then once we understand the mechanisms it should be conceptually possible to produce an artificial device that uses the same laws of physics and chemistry with a rather different arrangement of non-biological components to acheive the same effect.
Re: Consciousness
Author: Matthew Kirkcaldie
Date: Wed, 12 Nov 2003 05:31
Date: Wed, 12 Nov 2003 05:31
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In article <8e53rvs4p64t9ba1njjfb2e3n7ufpnk6e2@4ax.com>,
r norman <rsn_@_comcast.net> wrote:
> However, if it is true that consciousness is nothing more than the
> working out of laws of physics and chemistry given a particular albeit
> highly complex arrangement of molecules, organelles, and cells, then
> once we understand the mechanisms it should be conceptually possible
> to produce an artificial device that uses the same laws of physics and
> chemistry with a rather different arrangement of non-biological
> components to acheive the same effect.
So, to exaggerate that line of reasoning, it should be possible to build
a hydrogen atom out of other non-elementary components and have it
behave the same way? Or make a working atomic bomb out of Meccano?
I know these extrapolations are ridiculous but I make them to point out
that the assertion that a process is created by the physical properties
of its consituents does not imply that it could also be created by
different materials. Right or wrong, I simply do not believe that
consciousness is seperable from the biological nature of the brain.
Most AI and connectionist approaches seem to me to be like piling up
large heaps of components and hoping that they will become a 747
somehow. Actually, more like piling up large heaps of sandwiches and
hoping they will become a 747 somehow.
Yours provokingly,
Matthew.
Re: Consciousness
Author: Anthony Cerrato
Date: Wed, 12 Nov 2003 07:56
Date: Wed, 12 Nov 2003 07:56
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"Matthew Kirkcaldie" <Matthew.Kirkcaldie@removethis.newcastle.edu.au> wrote in message news:Matthew.Kirkcaldie-D642A3.16314812112003@seagoon.newcastle.edu.au... > In article <8e53rvs4p64t9ba1njjfb2e3n7ufpnk6e2@4ax.com>, > r norman <rsn_@_comcast.net> wrote: > > > However, if it is true that consciousness is nothing more than the > > working out of laws of physics and chemistry given a particular albeit > > highly complex arrangement of molecules, organelles, and cells, then > > once we understand the mechanisms it should be conceptually possible > > to produce an artificial device that uses the same laws of physics and > > chemistry with a rather different arrangement of non-biological > > components to acheive the same effect. > > So, to exaggerate that line of reasoning, it should be possible to build > a hydrogen atom out of other non-elementary components and have it > behave the same way? Or make a working atomic bomb out of Meccano? > > I know these extrapolations are ridiculous but I make them to point out > that the assertion that a process is created by the physical properties > of its consituents does not imply that it could also be created by > different materials. Right or wrong, I simply do not believe that > consciousness is seperable from the biological nature of the brain. I'd go even further and say, consciousness (whatever it is) is also inseparable from the (unique) body it "inhabits." There are substantial contributions from the nervous system, and the functional condition of the sensory organs--and of course, the moment-to-moment chemical composition of the brain (i.e., neurotransmitters and other biochemical mediators which affect, for example, emotions.) Again, IMO. ...tonyC > Most AI and connectionist approaches seem to me to be like piling up > large heaps of components and hoping that they will become a 747 > somehow. Actually, more like piling up large heaps of sandwiches and > hoping they will become a 747 somehow. > > Yours provokingly, > > Matthew.
Re: Consciousness
Author: r norman
Date: Wed, 12 Nov 2003 13:30
Date: Wed, 12 Nov 2003 13:30
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On Wed, 12 Nov 2003 16:31:48 +1100, Matthew Kirkcaldie <Matthew.Kirkcaldie@removethis.newcastle.edu.au> wrote: >In article <8e53rvs4p64t9ba1njjfb2e3n7ufpnk6e2@4ax.com>, > r norman <rsn_@_comcast.net> wrote: > >> However, if it is true that consciousness is nothing more than the >> working out of laws of physics and chemistry given a particular albeit >> highly complex arrangement of molecules, organelles, and cells, then >> once we understand the mechanisms it should be conceptually possible >> to produce an artificial device that uses the same laws of physics and >> chemistry with a rather different arrangement of non-biological >> components to acheive the same effect. > >So, to exaggerate that line of reasoning, it should be possible to build >a hydrogen atom out of other non-elementary components and have it >behave the same way? Or make a working atomic bomb out of Meccano? > >I know these extrapolations are ridiculous but I make them to point out >that the assertion that a process is created by the physical properties >of its consituents does not imply that it could also be created by >different materials. Right or wrong, I simply do not believe that >consciousness is seperable from the biological nature of the brain. > >Most AI and connectionist approaches seem to me to be like piling up >large heaps of components and hoping that they will become a 747 >somehow. Actually, more like piling up large heaps of sandwiches and >hoping they will become a 747 somehow. > We are not really disagreeing, just having a lot of fun with disputations! You hit the nail on the head by your "assertion that a process is created by the physical properties oits consitutents does not imply..." I originally included some form of computation or information processing as an essential part of consciousness. In my way of thinking, "computation" like "negative feedback regulation" or "controlled release of energy" is a "process" separate from its physical implementation. Processing a broadcast electromagnetic wave to produce a television picture with sound is the "same" whether the machinery is vacuum tube or very large scale integrated circuitry. I argue that "consciousness" is likely to be the same type of thing. In computerese, it could be ported to a different platform. The failures of AI to date merely indicate the enormity of what we don't know. At some point we are likely to figure it out. I can't imagine that point coming even in the next few decades, though, if even in the next century! Where we strongly disagree is you believe that consciousness is inseparable from the biological nature of the brain. If consciousness lies in the physical implementation, then there must be something special about the structure of neurons. But there isn't anything there that is not found (in one form or another) in virtually all cells! Do all living cells have some form of nascent consciousness? Then consciousness is an integral part of what we think of as "life". I disagree. It must be in the pattern of arrangement and interaction of the nerve cells. And patterns of interaction can be replicated in different hardware.
Re: Consciousness
Author: Lester Zick
Date: Wed, 12 Nov 2003 16:15
Date: Wed, 12 Nov 2003 16:15
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On Wed, 12 Nov 2003 07:56:05 GMT, "Anthony Cerrato" <tcerrato@optonline.net> in sci.cognitive wrote: > >"Matthew Kirkcaldie" ><Matthew.Kirkcaldie@removethis.newcastle.edu.au> wrote in >message >news:Matthew.Kirkcaldie-D642A3.16314812112003@seagoon.newcastle.edu.au... >> In article <8e53rvs4p64t9ba1njjfb2e3n7ufpnk6e2@4ax.com>, >> r norman <rsn_@_comcast.net> wrote: >> [. . .] >> I know these extrapolations are ridiculous but I make them >to point out >> that the assertion that a process is created by the >physical properties >> of its consituents does not imply that it could also be >created by >> different materials. Right or wrong, I simply do not >believe that >> consciousness is seperable from the biological nature of >the brain. > >I'd go even further and say, consciousness (whatever it is) >is also inseparable from the (unique) body it "inhabits." >There are substantial contributions from the nervous system, >and the functional condition of the sensory organs--and of >course, the moment-to-moment chemical composition of the >brain (i.e., neurotransmitters and other biochemical >mediators which affect, for example, emotions.) Again, IMO. >...tonyC > I think what you have to recognize is that consciousness in general is certainly conceptually separable from the body/brain/mind. What you're stressing is that a particular consciousness is not separable. Whether or not the general consciousness is practically implementable on some other platform however remains an issue. Regards - Lester
Re: Consciousness
Author: KP_PC
Date: Wed, 12 Nov 2003 18:48
Date: Wed, 12 Nov 2003 18:48
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"Michael Olea" <oleaj@sbcglobal.net> wrote in message news:BBD6C65A.12D2%oleaj@sbcglobal.net... | in article 0Fdsb.49581$Ec1.3303474@bgtnsc05-news.ops.worldnet.att.net, KP_PC | at k.p.collins@worldnet.att.net wrote on 11/11/03 2:46 PM: | | > "Michael Olea" <oleaj@sbcglobal.net> wrote in message | > news:BBD69100.12C8%oleaj@sbcglobal.net... | > | in article lnd2rv0k34b2sp117g8sbjl5mtu5e6acci@4ax.com, r norman at | > | rsn_@_comcast.net wrote on 11/11/03 11:27 AM: | > | | > | > On Tue, 11 Nov 2003 19:14:13 GMT, "Dio" <dadaismo@tin.it> wrote: | > | > | > | >> [...] | > | > That is, the brain IS a kind of machine | > | > already, so yes, consciousness can | > | > be produced by a machine. And that | > | > means that is could also be produced | > | > by a non-biological machine. | > | > | > | The last sentence does not necessarily | > | follow - it is a logical possibility that | > | whatever it is that makes a machine | > | "non-biological" also makes it | > | incapable of consciousness. I am not | > | advocating that position, just | > | pointing out a flaw in the reasoning. | > | > One has to take the last two sentences of | > R. Norman's post as a unit. The 2nd-to-last | > sentence implies "biological machine". | > | > ken | > | > | | Right. And the last sentence concludes that | because there are "biological machines" | capable of consciousness there must be | "non-biological machines" also capable of | consciousness. This does not follow. One | way to see that is to draw a Venn diagram. I stand Corrected. I skimmed-over the "non-biological" in the last sentence. I Apologize to you, Michael. BTW, non-biological machine 'consciousness' is 'easy'. For those who have it, a 'blueprint' for such has been in AoK all along. [I'll gladly discuss, in-person.] [This is not to say that achieving the 'equivalent' of Human Consciousness is "easy".] Cheers, ken [k. p. collins]
Re: Consciousness
Author: KP_PC
Date: Wed, 12 Nov 2003 20:51
Date: Wed, 12 Nov 2003 20:51
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"Anthony Cerrato" <tcerrato@optonline.net> wrote in message news:pIlsb.1855$hn3.941346@news4.srv.hcvlny.cv.net... | [...] | I'd go even further and say, consciousness | (whatever it is) is also inseparable from the | (unique) body it "inhabits." | [...] And the individually-unique experiences that that 'body' has :-] [For those who've been following the discus- sion of NDT, this's a big part of why NDT's understanding is useful - it provides a 'bridge' between such necessarily-individually-unique experience, and resultant individually-unique Consciousnesses. This 'bridge' is important because, without it, folks tend to 'think' that everyone else shares their individually-unique Consciousness, so, when 'disagreements' occur, folks tend to experience such occurrences as not-self denying [manifesting 'moving away from' directionality with respect to] self, when all that's happening is that each nervous system 'perceives' the experiential stuff, inherent, through the 'lens' of its own TD E/I-minimiz- ation dynamics. 'Translate' via NDT's understanding, and the impetus to Kill, for instance, is transformed into awareness of TD E/I-minimization diff- erentials, and the usefulness inherent in seeking mutual TD E/I-minimization con- vergence. The 'bridge' renders useful inform- ation-processing work [and the futility inherent in resort to use-of-force] 'visible'. The 'bridge' is functional be-cause it translates everything into TD E/I-minimization which =is= shared uni- versally, even though experientially-driven Consciousnesses are individually-unique. 'Disagree'? Just trace your 'disagreement' back through your individually-unique experience-differen- tials, until you start synching-up, TD E/I-mini- mization-wise. "Hey! We both have to eat." :-] You know - instead of Killing not-self.] You know - "Love your neighbor as you love your[ ]self." Want the 'same' TD E/I-minimization for your 'neighbor' as you want for your self. Remove the absence-of-understanding. Replace it with understanding. Cross the 'bridge'. Find ways in which you can help one another achieve TD E/I-minimization - each in your own way, but all the while, the Same-Stuff.] ken [k. p. collins]
Re: Consciousness
Author: KP_PC
Date: Wed, 12 Nov 2003 21:22
Date: Wed, 12 Nov 2003 21:22
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"r norman" <rsn_@_comcast.net> wrote in message news:vlc4rvsm5aodd5n77h59a07f3h68i7ofe7@4ax.com... | On Wed, 12 Nov 2003 16:31:48 +1100, Matthew Kirkcaldie | <Matthew.Kirkcaldie@removethis.newcastle.edu.au> wrote: | | >In article <8e53rvs4p64t9ba1njjfb2e3n7ufpnk6e2@4ax.com>, | > r norman <rsn_@_comcast.net> wrote: | > | >> However, if it is true that consciousness is nothing more than the | >> working out of laws of physics and chemistry given a particular albeit | >> highly complex arrangement of molecules, organelles, and cells, then | >> once we understand the mechanisms it should be conceptually possible | >> to produce an artificial device that uses the same laws of physics and | >> chemistry with a rather different arrangement of non-biological | >> components to acheive the same effect. | > | >So, to exaggerate that line of reasoning, it should be possible to build | >a hydrogen atom out of other non-elementary components and have it | >behave the same way? Or make a working atomic bomb out of Meccano? | > | >I know these extrapolations are ridiculous but I make them to point out | >that the assertion that a process is created by the physical properties | >of its consituents does not imply that it could also be created by | >different materials. Right or wrong, I simply do not believe that | >consciousness is seperable from the biological nature of the brain. | > | >Most AI and connectionist approaches seem to me to be like piling up | >large heaps of components and hoping that they will become a 747 | >somehow. Actually, more like piling up large heaps of sandwiches and | >hoping they will become a 747 somehow. | > | | We are not really disagreeing, just having a lot of fun with | disputations! | | You hit the nail on the head by your "assertion that a process is | created by the physical properties oits consitutents does not | imply..." I originally included some form of computation or | information processing as an essential part of consciousness. In my | way of thinking, "computation" like "negative feedback regulation" or | "controlled release of energy" is a "process" separate from its | physical implementation. Processing a broadcast electromagnetic wave | to produce a television picture with sound is the "same" whether the | machinery is vacuum tube or very large scale integrated circuitry. I | argue that "consciousness" is likely to be the same type of thing. In | computerese, it could be ported to a different platform. | | The failures of AI to date merely indicate the enormity of what we | don't know. At some point we are likely to figure it out. I can't | imagine that point coming even in the next few decades, though, if | even in the next century! | | Where we strongly disagree is you believe that consciousness is | inseparable from the biological nature of the brain. If consciousness | lies in the physical implementation, then there must be something | special about the structure of neurons. But there isn't anything | there that is not found (in one form or another) in virtually all | cells! Do all living cells have some form of nascent consciousness? | Then consciousness is an integral part of what we think of as "life". | I disagree. It must be in the pattern of arrangement and interaction | of the nerve cells. And patterns of interaction can be replicated in | different hardware. [Sorry, I'm pushing 30+ hours without sleeping consciousness, and am too tired parse the lengthy prior discussion. Apol- ogizing for the way my NG reader will screw-up the justification.] Cogent. Replicate the energydynamics. One thing that makes complete repication of the energydynamics so hard is that the Biology does all the infinitely-divisible 'Coulomb force' stuff so elegantly. The other thing is that Consciousness derives in TD E/I-minimization that occurs within individually-unique experience - so one cannot just replicate the energy- dynamics. Given a system that is globally- integrated via TD E/I-minimization, one still has to replicate the energydynamics via replication of experience [which is as close to being Impossible as anything that I'm aware of be-cause WDB2T has moved-on]. It's easier to just engineer a system that does TD E/I-minimization [including 'drive'- precedence-hierarchy prioritization [AoK, \Ap5, Ap7], and not 'demand' that it replicate a =particular= instance of biological Consci- ousness. Then just turn-it-on and turn-it-loose. [And wait for it to learn about its inherent TD E/I-minimization dynamics :-] [Such learning must be optional. Hard-coding it eliminates the possibility of Free Will.] Cheers, Dr. Norman, ken [k. p. collins]
Re: Consciousness
Author: Matthew Kirkcaldie
Date: Thu, 13 Nov 2003 03:05
Date: Thu, 13 Nov 2003 03:05
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In article <3fb25ab4.72496186@netnews.att.net>,
lesterDELzick@worldnet.att.net (Lester Zick) wrote:
> I think what you have to recognize is that consciousness in general is
> certainly conceptually separable from the body/brain/mind.
That may be so Lester - but electricity is conceptually seperable from
magnetism, and yet the two are manifestations of a single phenomenon in
reality. The gedankenexperiment is an inadequate tool here because,
surprise, it's a product of consciousness!
And to answer another bit of this thread, yes, I do believe that
cellular properties contribute fundamentally to consciousness. I don't
believe my liver is conscious, but I do believe that (for instance) that
the elements of biochemistry it shares with my brain are of funadmental
importance to the type of consciousness which arises from my brain.
It's not just the pattern of clicks, but the paracrine communication
between cells and their interactions with the rest of the body.
In some ways I believe that the subtlety of interaction which is
possible in a multidimensional biochemical system like the neurons of
our brain, is what enables so many elements to interact to produce a
cohesive experience. Their biological nature may bind the neurons to a
commonality which is impossible to achieve in a nonliving system. Oops,
there I go with a gedankenexperiment, I think I'll stop rambling here.
Matthew.
Re: Consciousness
Author: pavan03
Date: Thu, 13 Nov 2003 04:58
Date: Thu, 13 Nov 2003 04:58
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"Dio" <dadaismo@tin.it> wrote in message news:<9yasb.6880$9_.283969@news1.tin.it>... > Is consciousness produced only by brain or it could be produced by a machine > too? Ah, there are 2 different views here. One is called physicalism, the other's called dualism. 1)Physicalism would hold that all that exists in the universe is matter. There's no such thing as a non-physical soul. We don't perceive anything like a mind, or a soul, so how do we know such things exist? What we call consciousness is produced by the brain. 2)Dualism holds that 2 distinct types of things that exist. One is matter, the other is consciousness. What I am (or you are) is consciousness. The body that I'm *in* (note the very careful use of terminology here--people often ask questions like whether or not I *have* a soul. That is, they identify themselves with the body and wonder whether or not there's a soul *in* them, which leads to puzzlement over what death is, problems of personal identity, etc. etc.) So you see, people who believe in physicalism would think of the brain as somehow producing consciousness. Then, when the brain stops functioning, there is no more consciousness "produced" by it. People who divide up existence into physical substances (that is, something made of matter), and non-physical substances (soul, that is, I, the thing that persists though the body I'm in continuously changes), would say the *presence* of consciousness, that is, my existence, makes this brain function. When I'm no longer there, there's no point in my brain continuing to function. In this view, the brain is reduced to a purely mechanical device, just sending signals to the right parts of the body, knowing about as much as any other machine does, and "producing" consciousness the way my computer produces consciousness (that is, not at all). The first view is fairly prevalent, and I think the reason for that is 1)We observe that consciousness is very closely tied to the brain. 2)Most of the people who think of the brain as producing consciousness don't think of consciousness as a "substance", so to explain consciousness in terms of what they see (that is, the brain controlling the operation of the body), they assume that the brain somehow produces "awareness". But an important point to make is just because there are correlations between the brain and what I experience doesn't mean that the brain itself is somehow producing consciousness, nor does it mean that it's possible to explain consciousness strictly in terms of the physical body. In other words it's entirely possible that there is this substance that's composed of consciousness (which is what I am, what you are). If I exist, then then this body functions. When there's no longer a soul in it, then this body becomes a corpse. The soul would then be the sentient thing--that is, what's capable of experiencing, what's aware of the objects perceived by the physical body. It's a bit of a strange concept, because an "individual" is then not the body, but the soul in the body. And knowledge, instead of being reduced to electrical signals/composition of atoms, would then be stored in me (the soul), that substance that's made of consciousness. What if the brain actually does store knowledge? 1)If brain cells get replaced over time, so should the knowledge that's stored in it. 2)If knowledge is stored in my brain, rather than in me, then when I'm no longer there, and my brain's still around, one would expect to find "knowledge" contained in it! 3)The input that enters my eyes for example, is simply light waves. This somehow would have to be converted into "knowing" what's out there, which is bizarre--how would anything be able to extract knowledge out of light rays? What if the brain actually does produce consciousness? 1)The question then would be, what is then aware of what the brain produces? You have a brain producing consciousness. For example, let's assume that when light rays bouncing off an object enter the eye & reach the brain, the brain somehow produces "awareness" (whatever that means) of that object. What then perceives this? If an object produces light/sound, there has to be an observer? Clearly, **I** must perceive whatever the brain is producing. What then am I? It follows then that I am something distinct from the body, which would then go against the concept that everything is physical in nature. [note: I don't agree with the viewpoint that the brain produces some sort of consciousness, then there is something which perceives it. Rather, I like to think of the brain as a sort of an "engine" for the body--just a bunch of parts mechanically functioning. Changes to it however, result in an experience being perceived by me, since the body is a medium for the soul. And this matter-consciousness gap is something to be resolved later...] 2)Has anyone observed the brain producing consciousness? If not,then there's no scientific evidence that the brain produces consciousness. If the electricity observed is itself consciousness, then why can't matter & energy found elsewhere be considered consciousness? If it's argued that the brain still somehow does produce consciousness, we then have a case of a physical substance producing something non-physical. It seems like this viewpoint that the brain produces consciousness is so problematic, and that question that you ask does raise an interesting point. If the brain actually produces consciousness, isn't it possible that some other machine can also produce consciousness? What if a device were constructed that mimicked the electricity of brain waves, would it then be "thinking" or producing consciousness? The answer, at least to a dualist, would quite obviously be no, who would argue that consciousness is a substance, whose presence makes the body "alive", not something produced by matter. Indeed, just because there are changes to my body (controlled by my brain) whenever I am conscious of something, does that mean that my brain has something to do with "producing" consciousness or that consciousness can be explained solely in terms of the brain? So essentially, substance dualism has to be thoroughly rejected before the viewpoint that the brain produces consciousness can be brought forth [which leads to a whole MESS of problems--you can't define life, you can't explain the continuity to an individual through a changing body, you can't explain how everything in the physical world is deterministic but we are not, you can't explain what was there in a living body that's not there in a dead body, it becomes fuzzy to decide which material things are conscious, and what things aren't, etc.) Yes, I know I'm equating I=soul=consciousness, which I believe has been done before. Perhaps more light could be shed concerning this? Monsieur Lynx
Re: Consciousness
Author: KP_PC
Date: Thu, 13 Nov 2003 14:12
Date: Thu, 13 Nov 2003 14:12
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"Matthew Kirkcaldie" <Matthew.Kirkcaldie@removethis.newcastle.edu.au> wrote in message news:Matthew.Kirkcaldie-4CE4B7.14052613112003@seagoon.newcastle.edu.a u... | In article <3fb25ab4.72496186@netnews.att.net>, | lesterDELzick@worldnet.att.net (Lester Zick) wrote: | | > I think what you have to recognize is that consciousness in general is | > certainly conceptually separable from the body/brain/mind. | | That may be so Lester - but electricity is conceptually seperable from | magnetism, and yet the two are manifestations of a single phenomenon in | reality. The gedankenexperiment is an inadequate tool here because, | surprise, it's a product of consciousness! Excellent point. | And to answer another bit of this thread, yes, I do believe that | cellular properties contribute fundamentally to consciousness. I don't | believe my liver is conscious, but I do believe that (for instance) that | the elements of biochemistry it shares with my brain are of funadmental | importance to the type of consciousness which arises from my brain. | It's not just the pattern of clicks, but the paracrine communication | between cells and their interactions with the rest of the body. | | In some ways I believe that the subtlety of interaction which is | possible in a multidimensional biochemical system like the neurons of | our brain, is what enables so many elements to interact to produce a | cohesive experience. Their biological nature may bind the neurons to a | commonality which is impossible to achieve in a nonliving system. Oops, | there I go with a gedankenexperiment, I think I'll stop rambling here. | | Matthew. 'ramble' away. Your mind is finely-tuned, and such is always Welcome. [For those who have AoK, 'oopses', 'whoops-a-daisies', etc., are just the superficial manifestations of the "supersystem [re-]configuration" dynamics that are discussed in Ap5, and, so, constitute externally-observ- able instances of the TD E/I-minimiza- tion "ratchet-pawling" that occurs dur- ing, and constitute what enables, 'climbing' the WDB2T energy-gradient toward understanding ['movement toward' Truth]. If one looks closely, one also sees the Brilliance of the Evolution- ary 'Engineer' in-there, because, in the midsts of 'whoops-a-daisies', depending upon whether or not TD E/I exists within the rleatively-small TD E/I(up) 'range' that's correlated with the activation of "inverting reward" [AoK, Ap5], one can see the simultaneous coupling [activation] of what has been referred to as "sense of humor" to the "ratchet-pawling" dynamics. This activation of 'sense-of-humor' stuff results in behavioral manifestations which assist social interactors in enduring the external experience of the 'whoops-a-daisies'.] It's all so Beautiful. And, Matthew, you are Adept in all of this. Good for you. 'Climb' Swiftly and Enduringly. ken [k. p. collins]
Re: Consciousness
Author: Lester Zick
Date: Thu, 13 Nov 2003 16:05
Date: Thu, 13 Nov 2003 16:05
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On Thu, 13 Nov 2003 14:05:26 +1100, Matthew Kirkcaldie <Matthew.Kirkcaldie@removethis.newcastle.edu.au> in sci.cognitive wrote: >In article <3fb25ab4.72496186@netnews.att.net>, > lesterDELzick@worldnet.att.net (Lester Zick) wrote: > >> I think what you have to recognize is that consciousness in general is >> certainly conceptually separable from the body/brain/mind. > >That may be so Lester - but electricity is conceptually seperable from >magnetism, and yet the two are manifestations of a single phenomenon in >reality. The gedankenexperiment is an inadequate tool here because, >surprise, it's a product of consciousness! I think that what I'm addressing insofar as consciousness is concerned is whether there is a general explanation for consciousness which is implementable on another platform. Obviously there is for electricity because it is the product of material interactions so we can implement the concept of electricity in different wires. The only issue I can see is to what extent something similar can be said for consciousness. > Regards - Lester
Re: Consciousness
Author: KP_PC
Date: Thu, 13 Nov 2003 18:10
Date: Thu, 13 Nov 2003 18:10
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"pavan03" <Monsieur_Lynx@brown.edu> wrote in message news:68f44414.0311122058.5ab06b5d@posting.google.com... | "Dio" <dadaismo@tin.it> wrote in message news:<9yasb.6880$9_.283969@news1.tin.it>... | > Is consciousness produced only by brain or it could be produced by a machine | > too? | | Ah, there are 2 different views here. | One is called physicalism, the | other's called dualism. | 1)Physicalism would hold that all | that exists in the universe is matter. Not True. All that Exists within physical reality is energy. "Matter" is comprised of 'condensed' [relatively-concentrated] energy. | There's no such thing as a non-physical soul. This's an assumption that derives in absence- of-understanding with respect to the full spec- trum of energydynamics that are possible with- in physical reality. That is "soul" is just a verbal symbol that's used during discourse, but whose refferants [instance- of-use connotations] vary in accord with individ- ually-unique experience. That is, invoking the verbal-symbol, "soul" does not 'instantiate' the Existence of an entity that's specifically-correlated to the individually-unique connotation[s] that the one who invokes the verbal-symbol 'addresses'. [The 'same' is True with respect to =all= 'language' usage, and it's good to keep- such-straight.] | We don't perceive anything like a mind, or a | soul, so how do we know such things exist? "Mind" is easy to perceive, sometimes, so easy, as in Norman and Kirkcaldie's disc- cussion, that the Existence of "mind" fairly 'grasps' one's own "mind", leaving it lifted- up - thereby leaving one's own "mind", right- there, flat-out Visible to one's self. That which is only incompletely connoted by "soul" is more 'difficult' to perceive, but most of the 'difficulty' inherent derives in the fact that, as above, the verbal-symbol, "soul", is routinely invoked in individually-unique ways. | What we call consciousness is produced by | the brain. It is, Verifiably, but only in a way that is rigorously- coupled to external experiential energydynamics. What breaks-down at death is this rigorous- coupling between biological energydynamics and universal energydynamics, which persist even though the particular biological-eneregy- dynamics' rigorous-coupling to them has brok- en-down. Big-Difference. | 2)Dualism holds that 2 distinct types of things | that exist. That's ancient Dualism, that's typically attributed to Rene Descarts [even though such attribution does not, routinely, address what Descartes addressed, which is another instance of individu- ally-unique connotation presuming to 'be the whole thing', when it is, in fact, just an individually- unique 'view'.] The actual Problem that's been inherent has been the fact that individuals have presumed that their individually-unique "mind"-sets, out of which arise their individually-unique verbal-symbolic usage, are, somehow, 'priviledged', in that they are pre- sumed to instantiate energydynamics within the nervous systems of other individuals that are 'ex- actly-similar' to the energydynamics that under- pinned the manifestation of the verbal-symbol by the first individual. Although this is approached in Maths, it just doesn't happen within Human experience. [It routinely doesn't happen in Maths be-cause Maths has never [yet] encompassed all of physical reality, which is why theoretical efforts invoking Maths have always been 'replaced' by subsequent theoretical efforts invoking refined Maths.] Anyway, there is a "duality" that exists at the heart of the stuff that you are discussing. It is that biological information-processing ["nervous"] systems function to 'seek' optimiz- ation of an energydynamics 'goal', and Cogni- tion, Affect, Volition and Behavior are produced as by-products of the degree to which the underpinning biological energydynamics are, in fact, optimized. [For those who have it, this is the "duality" that is what's discussed in the "Automation of Know- ing ms. [AoK].] | One is matter, the other is consciousness. =Both= are energydynamics. | What I am (or you are) is consciousness. What I am (or you are) is 100% energydynamics. | The body that I'm *in* (note the very careful | use of terminology here--people often ask | questions like whether or not I *have* a soul. | That is, they identify themselves with the | body and wonder whether or not there's a | soul *in* them, which leads to puzzlement | over what death is, problems of personal | identity, etc. etc.) The body I'm in is 100% energydynamics. | So you see, people who believe in | physicalism would think of the brain | as somehow producing consciousness. It is the =interaction= of Universal energy- dynamics and an individual subset of the Universal energydynamics that is referred to as constituting a nervous system Verifiably 'produces' Consciousness. | Then, when the brain stops functioning, | there is no more consciousness | "produced" by it. The rigorous-coupling between the Univers- al energydynamics and an individual in- stance of biological energydynamics has broken-down. The Universal energydynamics continue, sans the individual instance of biological energydynamics. | People who divide up existence into physical | substances (that is, something made of matter), | and non-physical substances (soul, that is, | I, the thing that persists though the body I'm in | continuously changes), What "persists" is 100% energy =dynamics=. Within the energydynamics there is nothing that 'persists' in a 'static' way. | would say the *presence* of consciousness, | that is, my existence, makes this brain function. What makes nervous systems able to function is the degree to which they are coupled to the Universal energydynamics. As this breaks-down, the ability of a nervous system to 'function' breaks-down, in a rigor- ously-coupled way. | When I'm no longer there, there's no point | in my brain continuing to function. When the individual instance of the Universal energydynamics that is a nervous system breaks-down, the biological energydynamics are 'no longer there'. | In this view, the brain is reduced to a purely | mechanical device, just sending signals to | the right parts of the body, knowing about | as much as any other machine does, and | "producing" consciousness the way my | computer produces consciousness (that is, | not at all). 'Knowledge' of the Universal energydynamics is literally embodied in the biological energy- dynamics that constitute what is referred to as "a nervous system". The 'difference' that you address with respect to "knowing" derives in the fact that the problems that confront a biological system with respect to its on-going functionality [with respect to its Survival] are 'defined' experientially, and such experiential 'definitions' are, 'typically', extremely- very-much-more-delimited than are the Universal energydynamics with respect to which robust 'Knowledge' is, in fact, embodied within nervous systems. That is, within commonplace experience, 'knowledge' with respect to how to acquire 'food' and 'shelter' has been deemed to 'be relatively-practical, while all of the 'Knowledge' of the Universal energydynamics that's right-there Verifiably extant within nervous systems' biological energydynamics has been deemed to 'be incon- sequential'. A closer look reveals that the 'deeming' inherent has been Erroneous. That is, it turned-out that the only way to Assure acquiring 'food' and 'shelter' runs right-through the middle of 'Knowing' the Universal energy- dynamics. [For those who've been following the discussion of NDT's stuff in bionet.neuroscience over the course of the last decade+, this "only-way"-ness is what I've actually been discussing. This's been the the 'finnish-line of the 'race' I've been 'running' in b.n.] | The first view is fairly prevalent, and I think | the reason for that is | 1)We observe that consciousness is very closely | tied to the brain. | 2)Most of the people who think of the brain as | producing consciousness don't think of | consciousness as a "substance", so to explain | consciousness in terms of what they see (that is, | the brain controlling the operation of the body), | they assume that the brain somehow produces | "awareness". Consciousness is =not= a "substance". It is, as above, an individual subset of the Universal energydynamics. That is, it's 'just' energy, ordered in ways that rigorously-couple its dynamics to [within] the Universal energydynamics. | But an important point to make is just | because there are correlations between | the brain and what I experience doesn't | mean that the brain itself is somehow | producing consciousness, The brain, itself, doesn't. It's as has been discussed above. The biological energydynamics coupled to the Universal energydynamics 'produce' Consciousness. [This's why one can 'talk one's self blue-in- the-face', but, if no one hears [or otherwise experiences one's 'talking one's self blue- in-the-face'], no one's Consciousness detects the stuff that's right-there in one's 'talking one's self blue-in-the-face'. So, in the end, who is it to whom "publish or perish" applies most-significantly? :-] | nor does it mean that it's possible to | explain consciousness strictly in terms | of the physical body. False. It's as above. The body embodies the rirorous-coupling that exists between the Universal energydynamics and the body's individual instance of biological energydynamics. Just explain the rigorously-coupled energy- dynamics. [Whoops! It's already done :-] | In other words it's entirely possible that | there is this substance that's composed | of consciousness (which is what I am, | what you are). Nope. What I am, what you are, and what anyone else is, is energydynamics. | If I exist, then then this body functions. | When there's no longer a soul in it, | then this body becomes a corpse. The | soul would then be the sentient thing-- | that is, what's capable of experiencing, | what's aware of the objects perceived | by the physical body. It's a bit of a | strange concept, because an "individual" | is then not the body, but the soul in the | body. And knowledge, instead of being | reduced to electrical signals/composition | of atoms, would then be stored in me | (the soul), that substance that's made of | consciousness. When the biological energydynamics break-down, to the degree of that, the energy that was formerly in the biological energydynamics 'just' returns to become one with the Universal energydynamics. There is no longer any rigorous-coupling between the biological energydynamics and the Universal energydynamics, and why should there be? The biological energy- dynamics have no relevance outside of the body. So the energy that's relesaed as the body breaks-down 'just' reverts to being One with the Universal energy- dynamics, and behaves accordingly. | What if the brain actually does store | knowledge? Brains do, but such 'knowledge-storage' occurs as a by-product of nervous systems' 'seeking' to optimize their energydynamics with respect to a biologically-relevant 'goal'. 'Funny' thing is that understanding the duality inherent transforms nervous systems' function- ing in a way that enables it to 'embrace' the Universal energydynamics :-] | 1)If brain cells get replaced over time, so | should the knowledge that's stored in it. First, 'knowledge' is, itself, dynamic, and thank God that it is, because, during com- monplace experience, there's nothing but individual-uniqueness that must be handled 'socialably'. It wouldn't be functional to ad- dress all the individual-uniqueness that's encountered during comonplace experience in a 'static', never-changing, way. Second, the available Neuroscience experi- mental evidence discloses that nerve-cell 'replacement' is delimited to hippocampal stem cell activity, which does not 'replace' the vast majority of nerve cells comprising 'the brain'. Third, to the degree that such 'replacement' does occur, the new cells' functionalities can acquire their 'marching-orders' in interaction with the cellular constituency that already exists. The most-significant thing remains the degree of rigorous-coupling that exists between the Universal energydynamics and the individual instance of biological energydynamics that is referred to as a "nervous system". Be-cause of this rigorous-coupling, if the Universal energydynamics alter, the biological energydynamics alter. 'normally' such occurs as a result of the interaction of individual instances of the biological energydynamics. Such interactive energydynamics also embody the Universal energydynamics, and occur in a way that's rigorously-coupled to them. | 2)If knowledge is stored in my brain, | rather than in me, then when I'm no longer | there, and my brain's still around, one | would expect to find "knowledge" | contained in it! To the degree that the biological energy- dynamics that constituted the living 'brain' have broken-down, this's False. 'knowledge' is 'stored' in the biological energydynamics. | 3)The input that enters my eyes for | example, is simply light waves. Which, through your eyes, carry energy into your nervous system, thereby impacting upon the biological energydynamics of your nervous system. | This somehow would have to be converted | into "knowing" what's out there, which is | bizarre--how would anything be able to extract | knowledge out of light rays? It's easy be-cause the energy 'contained within' the light is rigorously 3-Dimensionally-ordered with respect to the Universal energydynamics and the biological energydynamics are also rigorously-ordered with respect to the Universal energydynamics. Consciousness 'says': "See that telephone pole?" "Walk around it, rather than trying to walk through it." Look and see for yourself, 'Knowledge' of the Universal energydynamics is right-there, through- and-through, such rigorous-3-D-coupling of the biological energydynamics to the Universal energydynamics. | What if the brain actually does produce | consciousness? Again, it doesn't. It's the rigorous-coupling of the biological energydynamics to the Universal energy- dynamics that does. | 1)The question then would be, what is | then aware of what the brain produces? | You have a brain producing consciousness. | For example, let's assume that when light | rays bouncing off an object enter the eye | & reach the brain, the brain somehow | produces "awareness" (whatever that means) of that object. What then perceives | this? If an object produces light/sound, | there has to be an observer? Clearly, | **I** must perceive whatever the brain is | producing. What then am I? It follows | then that I am something distinct from the | body, which would then go against the | concept that everything is physical in nature. False. Experiencing one's 'local portion' of the Universal energydynamics 'just' drives the biological energydynamics that are rigorously- coupled to the Universal energydynamics. 'Awareness' is in the biological energy- dynamics' altering in a way that's rigorously- coupled to the 'local portion' of the Universal energydynamics that the biological energy- dynamics have 'experienced'. | [note: I don't agree with the viewpoint that | [if?] the brain produces some sort of | consciousness, then there is something | which perceives it. Rather, I like to think of | the brain as a sort of an "engine" for the | body--just a bunch of parts mechanically | functioning. Changes to it however, result | in an experience being perceived by me, | since the body is a medium for the soul. | And this matter-consciousness gap is | something to be resolved later...] It stands Resolved. It's all 'just' the 3-D energydynamics. | 2)Has anyone observed the brain producing | consciousness? Yes. Your saying, above, that, "Changes to [the brain] however, result in an experience being perceived by me", indicates that =you= have. | If not,then there's no scientific evidence that | the brain produces consciousness. All one has to do is look in the Neuroscience stacks. To the degree that anything in-there is replicable, it directly addresses how nervous systems' energydynamics interact with the Universal energydynamics to yield Conscious- ness. The 'problem' has actually been that there's so much Evidence substantiating the above, that folks've just had a hard 'time' integrating it all. The "cup [of Evidence] overrunneth". | If the electricity observed is itself | consciousness, then why can't matter & | energy found elsewhere be considered | consciousness? Be-cause such stuff does not possess nervous systems' rigorous-3-D-coupling to the Universal energydynamics. Same reason one can't use water for a chair, unless one performs work to lower its temperature to alter its energydynamics sufficiently to take it through the liquid->solid phase transition. Our nervous systems function in ways that enable them to accomplish the exactly- analogous thing with respect to their 'local portions' of the Universal energydynamics, and it's all Spectacularly-Wonderful because they take 'just'-energy, and construct every- thing else out of it, both internally and extern- ally. When one walks from point A to point B, for instance, one's nervous system does the 3-D-energydynamics-work necessary to 'construct' the stuff of that walk 100% out of energy - just like when I froze the water to construct a 'chair', our nervous systems literally 'grasp' this or that 'scrap' of energy within their 'local portions' of the Universal energydynamics, and transform it into both alterations to their own energydynamics and, as overall Universal energydynamics permit, alterations to their local portions' of the Universal energydynamics. | If it's argued that the brain still somehow | does produce consciousness, we then | have a case of a physical substance | producing something non-physical. It's all 'just' energydynamics. All of it 'physical'. A small 'portion' of the problem has been the overly-loose conntation of the verbal- symbol "physical". The larger 'portion' of the problem has been that folks've carried-over really-ancient 'conceptualizations' of "God", and have persisted in invoking them [in a way that amounts to dictating to God 'what God must be' :-] Why not just seek Truth, and find God? You know - instead of trying to dictate to God that God 'must be' this or that. Why not just let God tell you what God is? | It seems like this viewpoint that the brain | produces consciousness is so problematic, | and that question that you ask does raise an | interesting point. If the brain actually produces | consciousness, isn't it possible that some | other machine can also produce consciousness? | What if a device were constructed that | mimicked the electricity of brain waves, would | it then be "thinking" or producing consciousness? Not necessarily. One can 'mimic' brain waves with a tape recorder. But one can see that, while its functioning is rigorously-coupled to the Universal energy- dynamics, the tape recorder does not replicate the 3-D energydynamics of a nervous system. | The answer, at least to a dualist, would quite | obviously be no, who would argue that | consciousness is a substance, whose | presence makes the body "alive", not | something produced by matter. Energy, and the ability to 'consume' it, in a way that's rigorously-coupled to the Universal energydynamics in a 'moving toward' way, is what "makes the body `alive`". | Indeed, just because there are changes | to my body (controlled by my brain) | whenever I am conscious of something, | does that mean that my brain has | something to do with "producing" | consciousness or that consciousness | can be explained solely in terms of the | brain? It does "mean that [your] brain has some- thing to do with `producing' conscious- ness", but it does not "mean that con- sciousness can be explained solely in terms of the brain". The latter requires that the rigorous- coupling of the biological energy- dynamics to the Universal energy- dynamics be addressed, rigorously. | So essentially, substance dualism has | to be thoroughly rejected before the | viewpoint that the brain produces | consciousness can be brought forth Nope, one just has to see the energy- dynamics. | [which leads to a whole MESS of | problems--you can't define life, See above in this discussion. | you can't explain the continuity to an | individual through a changing body, See above in this discussion. | you can't explain how everything in the | physical world is deterministic but we | are not, We are, the Universal energydynamics are just exceedingly-'Generous'. | you can't explain what was there in a | living body that's not there in a dead | body, See above in this discussion. | it becomes fuzzy to decide which | material things are conscious, and | what things aren't, etc.) Only those that are rigorously-coupled to the Universal energydynamics in a 'moving toward' way are. | Yes, I know I'm equating I=soul= |consciousness, which I believe has | been done before. Perhaps more light | could be shed concerning this? | | Monsieur Lynx Why not just seek Truth, and find God? Cheers, ken [k. p. collins]
Re: Consciousness
Author: pavan03
Date: Thu, 13 Nov 2003 20:04
Date: Thu, 13 Nov 2003 20:04
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Why is there SOO much reluctance to think of the existence of consciousness as a substance? If it does turn out that there is an actual substance that is consciousness, then it would turn out that people are "imagining" that the brain is producing consciousness. One interesting view was raised--the possibility that I am energy-dynamics. Here is a hypothetical scenario. I am aware of my own existence. Likewise can we say that some changes in energy is aware of it's own existence? Again, I think the difficulty that is seen here is as follows 1)When I exist, there are certain changes in the energy in my body. 2)When I'm no longer there, then the body becomes lifeless (or typically, a physicalist would think of it the other way around, when the brain stops functioning, then I'm no longer there) 3)Thus, what I am is the energy dynamics of the body. The problem with this view is as mentioned above, changes in energy are just, well electrons moving around/heat dissipation/etc. (imagine an electrical generator producing the same patterns of electricity as the brain--it isn't "alive" or "thinking"). A dualist perspective would be this substance that's present in the body makes the brain function. When this substance is taken out, the brain stops functioning (that is, there's no need for my brain to send signals to my heart when I'm no longer there!). But bear in mind that a soul is a "non-physical" substance--that is, it's made of consciousness rather than energy, or matter. Try and conceptualize this view--it's very hard to do. I got a patronizing response as if he were implying "haha, you think that consciousness is a SUBSTANCE?!" or "this guy doesn't know that consciousness is a function of the brain?!". That view is called physicalism. So, in other words, if we view that energydynamics of the body as something external to me, then not only is it consistent with observed phenomena, it also gives an explanation as to WHY the brain functions, and WHY I remain throughout my life though the energy in my body is in constant flux. Is it possible that there is no enduring substance such as a soul? Well, okay, for the physicalist it becomes very hard to define life without a concept of a non-physical soul: 1)Life is composed of cells--nope, a dead body is also composed of cells 2)Life is composed of living cells--nope, circular definition, what's a "living" cell? 3)A living cell is a cell that's carrying out life processes (well, certain cells don't reproduce, yet they would be termed alive, also a neutered animal would be considered alive, though it's incapable of reproduction--so being alive doesn't necessarily mean capable of reproduction) A nice, cleancut definition would be as follows: Life is a body inhabited by a soul. The body is what's *physically* there. The soul is a non-physical substance. You don't HAVE a soul. Rather, you are a soul, that makes the body you're in function. The fact that humans have souls is quite evident from the fact that *I* exist. If I'm not there, then this body would no longer function--it would be dead. Animals possessing souls is also evident for those who have pets (that is, the brain of the pet doesn't produce feelings, nor does it perceive feelings, it's the "soul" that's in a pet--when taken out, the pet, that is the body of a pet stops functioning=death). And I think rather than making logical arguments against this, the issue is often brushed aside. After brushing aside the possibility of a soul existing, scientists then proceed to explain consciousness. Well, clearly the brain controls the functioning of the body. Therefore, it must be producing "feelings" as well. Or maybe consciousness is the functioning of the brain. After all, if the brain controls the body then what purpose would a soul serve? So they might argue... The difficulty here is that they identify themselves with the body, and then try to visualize the soul as something "in" them, or something "external" to them. The soul controls any living body, as does the brain. How's that possible? Here's an analogy that some might find a bit odd, but I think it brings out the dualist perspective: Think of a car--what controls the car? Is it the engine? Or is the driver? Well, they both do. Whenever I want to do something, we observe changes in the engine(because it has to send the right signals to the right parts of the car). It would be silly to say that the engine has something to do with what the driver is aware of!!! What the hell is the analogy I'm making? The brain is just a bunch of parts. Like an engine of a car controlling the car, my brain controls the physical functioning of the body. Neither "produces" consciousness,nor does either of them have "mystical" abilities like thinking/knowing/etc. Rather, just the way we think of the driver of a car as knowing what's going on or controlling the operation of the car rather than attributing such things to the engine, think of a distinct soul(this is what you are) controlling the functioning of *your* body. This soul(what you are, not something that you have) is what's capable of knowing, NOT the brain. What if there is no soul? Well, in that case, there's nothing there making the brain function! The analogy does have its limitations (as changes to the engine don't cause the driver to experience!), but it points out the relative functions of a brain & soul, from a dualist standpoint. They're intimately connected, but still distinct "substances", one sentient, the other just insentient matter. Second analogy: But changes to the brain result in me experiencing an emotion--therefore experience must somehow be tied to the brain. Take any object I posess. If something were to happen to it, say someone were to damage it, it would produce a feeling of anger in me, correct? Look at this analogy VERY carefully: changes to one object would cause an emotion in a *completely* different location!! That object has nothing to do with what I experience! Why can't this be explained using some scientific process? If an identical object that belonged to someone else were to be damaged, the same feelings of anger would not be produced in me. The analogy to be emphasized here is that though certain changes to the brain might result in me(the soul) experiencing, it doesn't mean that experience has something to do with the brain. Rather,it could be the case that something that affects the brain, because it's *my* brain, causes me to experience a particular emotion. Nonetheless, just like that object in that analogy, the brain doesn't have anything to do with experience. The dualist perspective is a bit strange--I'm trying to present analogies as best as I can to better understand it, but of course, like any analogy they have their limitations. To better understand it requires distinguishing your existence from that of the body, though changes to one can affect the other. Yes, I *think* that I am this body, however that does not mean that I actually am this body--it's a case of the real self vs. the apparent self. The neat part about dualism is that it completely divides existence into 2 categories, so you never run into problems like "well, the energy here is aware of its own existence, but the energy there is not." , "The body I'm in now is not the body I had 10 years ago, yet I'm still *me*" , etc. Monsieur Lynx
Re: Consciousness
Author: KP_PC
Date: Thu, 13 Nov 2003 22:40
Date: Thu, 13 Nov 2003 22:40
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"pavan03" <Monsieur_Lynx@brown.edu> wrote in message news:68f44414.0311131204.d863f8b@posting.google.com... | [...] | Take any object I posess. If something | were to happen to it, say someone were | to damage it, it would produce a feeling | of anger in me, correct? Not necessarily. | Look at this analogy VERY carefully: | changes to one object would cause an | emotion in a *completely* different | location!! That object has nothing to do | with what I experience! Why can't this be | explained using some scientific process? It was, decades ago. | If an identical object that belonged to | someone else were to be damaged, the | same feelings of anger would not be | produced in me. I discussed how and why the stuff of your analogy happens, within a nervous system, in my reply to your prior post. As you experience the object you posess, your brain is optimizing it's energydynamics with respect to the sensory and motor neural [nerve cell] activation that occurs within your brain. This energydynamics optimization =always= takes a particular 'form'. Within it, neural activation that would cause more neural activation is minimized, and neural activation that causes less neural activation is maximized. Call the former "excitation", and denote it as "E", and call the latter "inhibition", and denote it as "I", and the optimization of your brain's energydynamics can be described mathem- atically as the minimization of the ratio of excitation to inhibition, or E/I-minimization. So as you experience the object you posess, E/I-minimization happens. Many, many things have been going on within your brain as you experienced your posession, but everything that happens within your brain, happens in this E/I-minimization way. Put the object away, and go about your daily affairs. A week later, take the object out and experience it some more. You 'recognize' it as being 'familiar', and that recognition happens be-cause, when you ex- perience your posession again, the degree of energydynamics optimization that your brain achieved while you formerly experienced your posession - the E/I-minimization - is relatively- quickly converged upon once again. One of the many, many things that was going on within your brain as you experienced your posession was that the activation-relationship of the part of your brain that functions to actualize the subjective experience of "emotion" was becoming 'optimally'-aligned, via E/I-minimiza- tion, with respect to your sensory and motor ex- perience with respect to your possession. When someone else damages your posession, the modifications to its structure, and/or its func- tionality, result in your sensory and motor ex- periencing of it being immediately rendered different from the way it was prior to your pos- ession's being damaged. This rapid change in your sensory and motor experiencing of your posession results in a rapid de-optimization of the neural energy- dynamics within your brain. Excitation rapidly increases and inhibition rapidly decreases [the ratio of excitation to inhibition, E/I, rapidly in- creases]. Your formerly-aligned "emotion" be- comes rapidly unaligned, and this is experi- enced as stereotypical "anger". In the second half of your analogy, because the object in question is not your posession, you had less sensory and motor experience with it, so less E/I-minimization happened within your brain with respect to its structure and functionality, so, when it is damaged, the relative change you experience in E/I within your brain is relatively-small, and there is only a relatively-small de-alignment of "emotion", so you experience relatively-small "emotionality". What's here is extremely over-simplified, but it is, essentially, what happens within your brain as the differential responses to the objects' being damaged occur. It's 100% the rigorously-coupled internal and external energydynamics. What's here also describes what's going on in Iraq these days, and what happened here in the U. S. A. after the terrorist attacks of 2001-09-011. The Same-Stuff has underpinned all War - all of "man's inhumanity to man", since the dawn of Human History. So these are not 'whimsical' matters, and it is important that they be gotten-straight. K. P. Collins | [...]
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