Archive for the ‘2009’ Category

Limitations and Possibilities of Consciousness

Thursday, May 7th, 2009

Imagine being anesthetized for an operation, and then afterwards taking credit for being totally calm while you were unconscious. Ridiculous, and yet we human beings have a habit of claiming responsibility for thoughts and behavior that result from brain processes that are equally unconscious. None of us has conscious access to the interactions of the billions of neurons that produce our perceptions, thoughts, and actions.

Admittedly, it would be awkward to say things like, “The brain I live in did an excellent job of analyzing the situation,” although it would be more accurate than saying, “I did an excellent job of analyzing the situation,” since “I,” as the conscious self, is the outcome rather than the initiator of brain activity. Still, it’s possible to use conventional language while being aware that it is shorthand, and this awareness can affect how we relate to the behavior of ourselves and others.

The result is that we don’t blame anyone for their behavior, we don’t take pride in our own actions, and we don’t respect other people for actions over which they have no control.

All this is old hat to anyone to anyone who is familiar with the tenets of naturalism, and if you’re not, Tom Clark does a fabulous job presenting them at naturalism.org. If everything I’ve said so far is unfamiliar to you, Tom’s site will fill in the details, and then some.

Our conscious experience is a tiny fraction of what the brain does, and there is evidence that the brain can negotiate the physical world perfectly well without the conscious experience of sight, for example. There’s even a recent video that shows a man who has no conscious visual experience, and yet he can navigate an obstacle course.

If the brain can function without conscious experience, what is consciousness for? I think it’s a product of social life, a way for brains to communicate with each other. This man, who has what is called “blindsight,” can negotiate the maze, but he can’t tell you what he’s trying to avoid; he can’t communicate.

As a result of consciousness and communication, brains produce images of themselves and the results of their interior processes, and that is what we experience as our thoughts, feelings, and perceptions. As a further result of these processes, we experience thoughts about ourselves, and these thoughts are for the most part erroneous, based on antiquated concepts that don’t take brain function into account. Brains don’t inherently understand how they work, and it has taken neuroscience to explain brains to themselves.

Thanks to science, I now have a much more accurate conceptualization of who I am, but no amount of scientific understanding is likely to alter my conscious perception of being myself. MRI’s and cat-scans only externalize brain function—they give me new ways of thinking and talking about myself—but otherwise they don’t alter my internal experience.

I am no better at experiencing the full complexity of myself than I was before science told me just how complex I am. I still feel like the same old me, and somehow that bothers me. My inability to incorporate understanding into experience leaves me feeling like a shadow of my “real” self. It’s an unpleasant perception, and I have been trying to find a way to deal with it for years.

Awareness of the limitations of our self-conceptions have been around for millennia among esoteric groups of human beings—long before science—and some have developed alternative ways of thinking about and experiencing themselves. The experiential side has consisted primarily of depressing the linguistic processes of the brain so that other areas of perception become dominant. How this alternative perception is described varies with the cultural millieu, ranging from “oneness with God” to “the true nature of mind,” etc.—none of which is very scientific.

These non-linguistic modes of perception are all very interesting, and in some sense evade the boundaries imposed by conceptual (linguistic) thought, but it is impossible for any of them to completely encompass “things as they are.” The brain did not evolve with the capacity for such an experience. Brains that gave a more useful chart of the world had an evolutionary advantage, but total accuracy was not required. Whatever we might imagine an accurate perception of reality to be, there is one thing we can be sure of: our ordinary, everyday experience of ourselves and the world is not it.

While I don’t give awareness without language  any special significance as “truth,” or your “true nature,” I do think it is worth pursuing. I have an analogy:

Imagine linguistically-constrained reality as the house you live in: it protects you from the elements, and aids your survival in a hostile world.

But there is a world outside this house. Stepping outside won’t give you any greater perceptual abilities than you had when you were inside—color, touch, sound, etc., are still the same—but you’re in a much bigger space. You’re still incapable of perceiving reality in its incredible depth and complexity, but at least you’re outside the box.

The closest we can come to seeing things as they are is to stop seeing them the way they are not. Which is not to say  that you should give up your house, only that it might be worthwhile to step outside once in a while.

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Zen Buddhism, Psychoanalysis, Science, and the Self

Sunday, April 26th, 2009

Oh what tangled webs we weave, not only when we practice to deceive, but when we try to understand human behavior encumbered by centuries of tangled thinking. Chip Brown gets into a real bramble thicket when he tries to unravel the involvement of a long-time Zen practitioner and his psychoanalyst (in this New York Times article,) and unfortunately doesn’t have the cutting edge of science to hack his way out of it.

Zen Buddhism, according to Chip’s sources, proclaims that the self is “the arch delusion… a malignant growth which is to be surgically removed,” and I would agree, given a particularly narrow definition of “self.”

But Zen comes in a variety of flavors, and the self is not always so limited or regarded with such disdain. Dogen, a famous Japanese Zen guy, famously said, “To study the Way is to study the self. To study the self is to forget the self. To forget the self is to be enlightened by all things of the universe.”

The self as an independent initiator of action is an illusion, and studying our own experiences will reveal that. With that illusion out of the way, we can see the self as the accumulated history of a particular human being—all the memories of its interaction with the universe. The universe is the author of who I am, and who everyone else is, and no one is in charge of any of it; no one is to blame. Actions still exist, and they still have consequences, as the Buddha said, but they arise from previous actions going back to the big bang, rather than from some out-of-the-blue act of a freely willing self.

The former Zen monk that Chip writes about was abused and abandoned as a child, and his pursuit of Zen was an unsuccessful attempt to deal with that abuse and its consequences. His narrow experience of Zen had brought him to a feeling of love for an abstract idea of “universal life,” but had given him no positive feeling for the particularity of individual lives, including his own.

By the end of the piece, his experience with his Zen-sympathizing psychoanalyst had brought him to the realization that what he wanted was to love the life he had been given.

“What he felt was joy. Not the unbordered joy of enlightenment, but the vernal joy that comes after the wintry work of mourning: the joy of a man with a life of his own.”

I’m glad the guy has found some joy, but what has he been mourning? And what does it mean to have “a life of his own”? It sounds like he’s still entangled in the vines of psychoanalysis.

On occasion I have mourned the life I’ve had: if only my parents had been rich and educated; if only I had been born in the urban North instead of the rural South; if only I had never smoked pot; if only I hadn’t sold that cottage in San Francisco, etc., etc. If any of those things had happened, “I” wouldn’t be here: I would be someone else, and given the peculiarities of life, I might be miserable or dead instead of happy and alive. It is impossible to imagine who I might have been, even if only one tiny circumstance had been different—it’s called chaos theory. Mourning the past is the same as wanting to be an unpredictably different person now—like playing Russian roulette with your personality.

So “mourning” results from a lack of understanding of the realities of existence: physics, chemistry, evolution, etc. If our personal history has given us any reverence for truth, then once the ignorance underlying mourning is dispelled, it tends to dissipate from the weight of its own non-sense.

As for having a life of one’s own, how could you have the life of someone else? Your practical life is what you remember of the things you’ve been exposed to. (It’s also possible to have an experience in the “present” without any connection to memory, but while that can be fun and interesting, it isn’t practical and won’t pay the bills.)

My life simply is what it is, and any unpleasant emotional reaction to that is the result of ignorance of what is possible. I might as well be sad about gravity as sad about my life.

Emotions are the brain’s reaction to reality as it has learned to perceive it. There are some inherited reflexes, but most emotions are the result of acquired ideas of what is desirable and what is threatening. When those ideas are based on falsehoods or limited perspective, knowledge of the truth can alter them. The brain’s perception of reality changes with every new understanding and experience, and emotions will tag along, sooner or later.

So don’t mourn the past; it’s what got you here. What you do now will become your recent past, and will take you to a different and possibly happier present.

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