A winner knows how much he still has to learn, even when he is considered an expert by others; a loser wants to be considered an expert by others before he has learned enough to know how little he knows.

American parents, on the whole, do not want their sons to be artisans or craftsmen, but business or professional people. As a result, millions of youngsters are being prepared for careers they have little aptitude for - and little interest in except for dubious prestige.

Those obsessed with health are not healthy; the first requisite of good health is a certain calculated carelessness about oneself.

The whole purpose of education is to turn mirrors into windows.

By the time a man asks you for advice, he has generally made up his mind what he wants to do, and is looking for confirmation rather than counseling.

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

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.