The human brain, then, is the most complicated organization of matter that we know.

The strain of anti-intellectualism has been a constant thread winding its way through our political and cultural life, nurtured by the false notion that democracy means that "my ignorance is just as good as your knowledge."

Having reached 451 books as of now doesn't help the situation. If I were to be dying now, I would be murmuring, "Too bad! Only four hundred fifty-one." (Those would be my next-to-last words. The last ones will be: "I love you, Janet.") [They were. -Janet.]

What would I do if I knew I only had six months to live? Type faster.

To make discoveries, you have to be curious about why the universe is the way it is.

Part of the inhumanity of the computer is that, once it is competently programmed and working smoothly, it is completely honest.

Science is a mechanism, a way of trying to improve your knowledge of nature. It's a system for testing your thoughts against the universe, and seeing whether they match.