There was an idea that God created man different from other animals, because man was rational and animals had drives and instincts. That idea of a rational man that was specially created went out the window when Darwin showed that we evolved from animal ancestors, that we have instincts, much as do animals, and that our instincts are very important. It was a much more sophisticated, nuanced, and rich view of the human mind.

Life is sort of a circle. You come back to a lot of the interests that you had early in life.

In art, as in science, reductionism does not trivialize our perception - of color, light, and perspective - but allows us to see each of these components in a new way.

Self-portraits are a way of revealing something about oneself.

I see psychoanalysis, art and biology ultimately coming together, just like cognitive psychology and neuroscience have merged.

It is this potential for plasticity of the relatively stereotyped units of the nervous system that endows each of us with our individuality.

One of the wonderful things about Internet is its like a salon. It brings people together from different intellectual walks of life.