The real danger is not that computers will begin to think like men, but that men will begin to think like computers.

The deepest and rarest kind of courage has nothing to do with feats or obstacles in the outside world; and, indeed, has nothing to do with the outside world - it is the courage to be who you are.

The pessimist sees only the tunnel; the optimist sees the light at the end of the tunnel; the realist sees the tunnel and the light - and the next tunnel.

Why do most Americans look up to education and down upon educated people?

A loser says that's the way it's always been done. A winner says there ought to be a better way.

Many married couples separate because they quarrel incessantly, but just as many separate because they were never honest enough or courageous enough to quarrel when they should have.

Christianity is not a "spiritual" religion, like some religions of the east. It is an intensely "practical" religion, having its moral roots in the practicality of judaism. It was not designed to change the way men think or believe as much as to change the way they act.