Be suspicious of people who have, or crave, power. Never, ever go near power. Don't become friends with anyone who has real power. It's dangerous.

There are few things more fundamentally encouraging and stimulating than seeing someone else die.

One does not have to make Frank Capra movies to like people.

Take a stress pill and think things over-- HAL in 2001

I haven't had one sexual thought since the court martial.

If you can talk brilliantly about a problem

I don't like doing interviews. There is always the problem of being misquoted or, what's even worse, of being quoted exactly.