Tuesday, February 26, 2008

Why Worry about Not Being Able to Do Other than What One Did Do?

So many Lutherans care so desperately about freedom that one would think it is part of our tradition.

Of course, in some sense it clearly is part of our tradition. Did not Luther talk about the freedom of the Christian believer before God? Are we not free before God so that we might become dutiful servants to our neighbors?

The word 'free' can be used in many senses and Lutherans are not immune to confusing them. On the one hand, we say that 'x is free with respect to A' if and only if 'x is not externally compelled to do A.' People marching around with signs proclaiming "Freedom Now!" are mostly concerned with this sense of freedom.

On the other hand, we can mean by 'x is free with respect to A' that x has the inner resources to do A when x has determined that A ought to be done, or that somehow the oughtness of A no longer binds the conscience of x. The freedom of a Christian seems to be freedom of this kind. Accordingly, one is given the gift of A no longer standing over and against x as something that x ought to do without x having the wherewithal to do it.

The sense of freedom that I want to briefly discuss, however, is not freedom in either of these two senses. It is instead a deeply philosophical notion of freedom. I am interested in whether or not each and every human action has sufficient causal conditions for its occurrence. Accordingly, 'x is free with respect to A' if and only if x, in doing A, could nonetheless had done ~A. The question is whether there are causally sufficient conditions which realize rather than ~A. If there are such conditions then A is determined for x by those conditions; if not then A is free for x.

It is interesting to note that most Christians in America these days seem quite interested in having freedom in the sense of the preceding paragraph. People do not want to believe that God disallows freedom in this sense. This has struck me as odd, however, because many of these people do not seem at all concerned that our basic materialist or physicalist worldview precludes such freedom. After all, if all human beings are ultimately comprised of those beings which our fundamental physical theories quantify over, then it seems that the apparent freedom we have as rational and moral agents must be ultimately explained by the motion of those fundamental particles or energies. But if freedom cannot finally be explicated in that way, and if we are confident that these fundamental particles exist, then it follows that our freedom to do other than what we did do is appearance and not reality. This seems true for both reductive and nonreductive physicalist accounts.

The general problem of trying to find a place for free rational and moral agency in a natural world has occupied philosophers for the last four centuries. The good news is that we know much more about our neurophysiology than we did in the past. We know a great deal about what brain functions or states correlate with what mental functions and states, and what changes in brain state are sufficient for bringing about certain changes in mental states. The bad news, however, is that we still don't have any real approach to the most difficult problem of modernity and post-modernity alike: Given that consciousness, intentionality, language, and even rationality can be given a naturalist explanation, how is it that freedom itself can be given such an explanation? How is decision-making realized within the physical structure of the brain? How is freedom possible in a physicalist universe?

What intrigues me theologically about this question is this: How is it that our age more-or-less gives a pass to scientists who reject the possibility of freedom of the will, but attack those who, on religious grounds, assert that the human will is captive, that is, as Luther says, is either ridden by God or the devil? In other words, why is being bound to the will of God so much harder to stomach than being bound to the seemingly capricious movement of neurophysical or microphysical processes? It seems like there is something deep at issue here: Human beings seemingly would rather be "ridden" by their molecules, than by a transcendent God. Why do Christian men and women want to be able freely to "make a decision" for Christ, when they often, in other contexts, wholly deny the freedom to "make a decision" that is not driven by their nuerophysical constitution? Why precisely is it easier to say that our deciding to do A is neuro-state x6542je than a particular volitional state in God?

The answer is easy, I think. Human beings by their nature want to be their own God. They want to own themselves. Somehow, it seems, being owned by their own microphysical processes is to be preferred over being owned by a creator God. Somehow people find it easier to be driven by their own neural events than by a transcendent God. Somehow we think we hold on better to what Kant called "the dear little self" in the former rather than the latter.

Human sin is not wanting God to be God. We run from Him in myriad and sundry ways. We do so as well, seemingly, in the choice of those things to which we ultimately allow ourselves to lose our freedom.

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