We won't really understand the brain until we can make models of it which are analog rather than digital, which nobody seems to be trying very much.

The fact that the climate is getting warmer doesn't scare me at all. There's no reason why one should be scared.

It has become part of the accepted wisdom to say that the twentieth century was the century of physics and the twenty-first century will be the century of biology.

Mathematics is really an art, not a science.

Nothing is boring if you look at carefully.

The question that will decide our destiny is not whether we shall expand into space. It is: shall we be one species or a million? A million species will not exhaust the ecological niches that are awaiting the arrival of intelligence.

I'm prejudiced about education altogether. I think it's terribly overrated.