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Saturday, January 29, 2022

A Theory of Soul Consistent with Scripture and Neuroscience - Part 6: Soul 101, Class #2

[See here for introductory comments.]

 

             I theorized that the soul is composed of at least three major components that I referred to generally as Afferent System, Efferent System, and Processing & Memory [see here].  This entry is about the Efferent System of the soul. 

 

The Efferent System of the Soul:  The Will

             The efferent, or "motor system", of the soul is basically what we might generally refer to as "the will".  This is where free will is generated and implemented.   The efferent system is where the interaction between the spiritual "soul-world" and the physical "flesh-world" happens.  The efferent system is, at least in my view, the most mysterious component of the soul and probably the most mysterious thing in the entire universe.  To me, the entire mystery of the soul really comes down to this component.  

             There are at least two major parts to the Efferent System of the soul.  One part is the aspect that performs the mechanics of the "spiritual-physical link."  Somehow the decisions made by the soul have to produce an influence on our physical actions.  How in the world is it possible that some non-physical entity could impact what we do?  In fact, as I've discussed elsewhere [here], we can narrow it down much further:  at some point, this action has to affect one or more neurons in the brain.  How?  There will be a lot more on that in future entries.  The other part is the actual decision-making component.  This component is the entity that generates an uncaused cause [see here].  This is the entity that generates a decision that is unpredictable, but not random.  And, just like the unity feature of consciousness [here], there is nothing else in the universe (that we know of) that is like this.  There is no other force or condition or outcome that is not either "caused" or "random".  As a result, it is impossible to come up with an analogy without introducing human will into the analogy, thus creating some circular logic.  Some would say that the uniqueness and downright craziness of thinking there could be something that appears random (i.e. unpredictable) and yet is not random, should drive me to doubt the idea of free will.  But, as I have discussed elsewhere, for me, free will is a given - it is the starting point - because I experience it moment by moment.  I do not throw it out just because it is conceptually difficult, if not impossible, to fully describe.  I can't explain why bumblebees fly either, but I see them flying so I don't entertain the possibility that "since I can't make sense of it, they must not be flying."

             I actually don't know if it is right to call the efferent component, "the will."  There are a lot of terms used for this concept, often poorly defined.  I think this component might also be analogous to what some refer to as human "agency".  Or, from a spiritual standpoint, it might be proper to call it the "spirit" of a person.  Or even "heart."  Whatever you call it, it is the seat of moral responsibility.  The existence of "the will" is why we can hold human beings responsible for their own actions in a manner different than a dog or a computer.  The general direction of our moral decision-making (what kind of a person we are), and the implementation of those moral decisions, is established in this component.    

             How is "the will" or "agency" established in each human?  Are we born with it?  Is it set by God or by random chance?  This line of thinking, which ends with the idea that you'd have to create your own self in order to have free will, is, in my opinion, a very tough argument for libertarians like me to counter.  It's a body blow that I have to absorb because I can't answer that question.  I take some solace in the fact that the concept of God has the same issue.  Did God create Himself?  If not, then how did He come into being and who decided what God's character was going to be like?  When it comes to God, of course, we simply say that God had no beginning - He always was.  There is no question that God has free will.  So did God freely choose His character?  There's no answer to that.  I have an idea about the infinitesimal "beginning" of our free will, but that will have to wait for some future entry.  But I don't reject the idea of God because of this argument because, in many ways, this whole mystery (how did God create Himself?)  is exactly what makes God, God.  In the same way, the conundrum of "creating yourself" is exactly what makes free will, free.  I like this mystery.  To me it is exciting.  More mysterious and exciting and even "spooky" than quantum entanglement!

             I will just say one thing with respect to the question "are we born with it?" in relation to our free will.  I think there are a lot of reasons to believe that this part of the soul grows and matures, roughly analogous to physical development.  I think that the maturing of the soul could provide an explanation for the "age of accountability" for humans.  This is a common difficulty in raising kids.  At what point are they responsible for their own actions and should be punished or praised accordingly?  There is certainly nothing that suddenly happens outwardly that indicates a sudden transition from "not accountable" to "fully accountable."  At some age, kids are "tried as adults."  We pick ages (5...12...18...etc.) for this "transition" because we have no other means of making a decision.  Some kids seem to mature quicker than others.  And what about kids with mental disabilities?  These are all good questions and a soul - specifically a "will" - that grows and matures over time provides a framework for understanding how to address these questions.

             Remember that in my theory of the soul, the efferent system is generally sparse, infrequent, and weak.  This is partly what I was trying to point out in "It's a Dog's Life."  The brain can run on its own without requiring input from the Efferent System of the Soul, and, I think most of our life operates "physically."  Thus, when we start digging into how the soul actually influences the brain, the mechanics of this influence have to take the "weak and infrequent" nature into account.  However, when we focus on character qualities that are uniquely human - say something like forgiveness or even altruism - we expect the soul is involved.  That's where we should expect to see the action of the soul on the brain.

             I'm going to stop here with this initial description because this takes me back to my purpose:  to present a theory of the soul that is consistent with neuroscience and scripture.  The key thing is that the Efferent System of the soul is the one concept where science could have real explanatory power.  Specifically, I claim the soul exists in each person and is influencing neurons (albeit infrequently).  That concept can theoretically be subjected to experiment.  It is a repeatable condition of every human being that is acting in the present day.  Neuroscience will have a lot to say about how and where this effect could or could not happen.  This is in contrast to many other aspects of Christian doctrine or even many other aspects of the soul.  Many of the other important Christian doctrines, such as miracles and/or history, are things that cannot be repeated and they happened in the past, which can't be "rerun."  I suppose the other Christian doctrine that relates to the present day (i.e. not history) is the ongoing existence of God, but that is very difficult to subject to experimentation!  (Though I have tried - see here!)

             And now on to the third major component of the soul:  processing and memory.

 

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