Killing people because you don't like their ideas - it's a bad thing.

A little bit of one story joins onto an idea from another, and hey presto, . . . not old tales but new ones. Nothing comes from nothing.

A mature society understands that at the heart of democracy is argument.

It's true that the human body is more vulnerable than the products of the human mind.

Many men start being friendly with women because they are trying to seduce them. I'm not trying to seduce them. I just like hanging out with them.

The moment you declare a set of ideas to be immune from criticism, satire, derision, or contempt, freedom of thought becomes impossible.

Reality is a question of perspective; the further you get from the past, the more concrete and plausible it seems - but as you approach the present, it inevitably seems more and more incredible.