Article View: sci.cognitive
Article #614Re: Consciousness
From: 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
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 10681a,dcd28dbff7b24044 X-Google-Attributes: gid10681a,public X-Google-Thread: 1045ed,dcd28dbff7b24044 X-Google-Attributes: gid1045ed,public X-Google-ArrivalTime: 2003-11-13 12:05:18 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!postnews2.google.com!postnews1.google.com!not-for-mail From: Monsieur_Lynx@brown.edu (pavan03) Newsgroups: sci.cognitive,bionet.neuroscience Subject: Re: Consciousness Date: 13 Nov 2003 12:04:49 -0800 Organization: http://groups.google.com Lines: 126 Message-ID: <68f44414.0311131204.d863f8b@posting.google.com> References: <9yasb.6880$9_.283969@news1.tin.it> <0Fdsb.49581$Ec1.3303474@bgtnsc05-news.ops.worldnet.att.net> <BBD6C65A.12D2%oleaj@sbcglobal.net> <8e53rvs4p64t9ba1njjfb2e3n7ufpnk6e2@4ax.com> <Matthew.Kirkcaldie-D642A3.16314812112003@seagoon.newcastle.edu.au> <pIlsb.1855$hn3.941346@news4.srv.hcvlny.cv.net> <3fb25ab4.72496186@netnews.att.net> <Matthew.Kirkcaldie-4CE4B7.14052613112003@seagoon.newcastle.edu.au> <zjMsb.56404$Ec1.3501011@bgtnsc05-news.ops.worldnet.att.net> NNTP-Posting-Host: 128.148.185.219 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit X-Trace: posting.google.com 1068753890 32512 127.0.0.1 (13 Nov 2003 20:04:50 GMT) X-Complaints-To: groups-abuse@google.com NNTP-Posting-Date: Thu, 13 Nov 2003 20:04:50 +0000 (UTC)