There are certain things that our age needs. It needs, above all, courageous hope and the impulse to creativeness.

Another merit of home is that it preserves the diversity between individuals. If we were all alike, it might be convenient for the bureaucrat and the statistician, but it would be very dull, and would lead to a very unprogressive society.

Never try to discourage thinking, for you are sure to succeed.

The doctrine (of) maintaining that the language of daily life, with words used in their ordinary meanings, suffices for philosophy . . . I find myself totally unable to accept . . . . Because it makes almost inevitable the perpetuation amongst philosophers of the muddle-headedness they have taken over from common sense.

Even in civilized mankind faint traces of monogamous instinct can be perceived.

It's coexistence or no existence.

The satisfaction to be derived from success in a great constructive enterprise is one of the most massive that life has to offer.