Man will have replicated his own intelligence not when he teaches a computer to reason but when he teaches a computer to have a nagging feeling in its circuits.

Of course I doubt. I do not practice a certainty. I practice a faith.

How do you tell an optimist that he or she has lived a happy life by mistake?

The first step toward telling the truth is to tell the whole lie.

Optimist: Someone who figures that taking a step backwards after taking a step forwards is not a disaster. It's a cha-cha.

If an artist has talent, he needs no other critic.

First God created time; then God created man that man might, in the course of time, perfect himself; then God decided that He'd better create eternity.