Though we face the facts of sex we are more reluctant than ever to face the fact of death or the crueler facts of life, either biological or social.

Whenever man forgets that man is an animal, the result is always to make him less humane.

Happiness is itself a kind of gratitude.

Happiness is a kind of gratitude and vice versa.

Logic is the art of going wrong with confidence.

The mind leaps, and leaps perhaps with a sort of elation, through the immensities of space, but the spirit, frightened and cold, longs to have once more above its head the inverted bowl beyond which may lie whatever paradise its desires may create.

A book ... unlike a television program, moving picture or any other 'modern means of communication' ... can wait for years, yet be available at any moment when it happens to be needed.