When I examine myself and my methods of thought, I come to the conclusion that the gift of fantasy has meant more to me than any talent for abstract, positive thinking.

When one door closes another door opens; but we often look so long and so regretfully upon the closed door, that we do not see the ones which open for us.

Creative thinking should be viewed as an essential supplement to, though not a replacement for, critical thinking.

Honorable retreats are no ways inferior to brave charges, as having less fortune, more of discipline, and as much valor.

Old friends become bitter enemies on a sudden for toys and small offenses.

All exact science is dominated by the idea of approximation.

TV is chewing gum for the eyes.

Chastity is a monkish and evangelical superstition, a greater foe to natural temperance even than unintellectual sensuality; it strikes at the root of all domestic happiness, and consigns more than half of the human race to misery.

The world always makes the assumption that the exposure of an error is identical with the discovery of truth--that the error and truth are simply opposite. They are nothing of the sort. What the world turns to, when it is cured on one error, is usually simply another error, and maybe one worse than the first one.

The most effective kind of education is that a child should play amongst lovely things.