Miracles, in the sense of phenomena we cannot explain, surround us on every hand: life itself is the miracle of miracles.

In a hospital they throw you out into the street before you are half cured, but in a nursing home they don't let you out till you are dead.

The philosopher is Nature's pilot. And there you have our difference: to be in hell is to drift: to be in heaven is to steer.

We educate one another; and we cannot do this if half of us consider the other half not good enough to talk to.

Every fool believes what his teachers tell him, and calls his credulity science or morality as confidently as his father called it divine revelation.

All autobiographies are lies. I do not mean unconscious, unintentional lies: I mean deliberate lies.

Only fools repeat the same things over and over, expecting to obtain different results.