Alfred North Whitehead

Intelligence is quickness to apprehend as distinct form ability, which is capacity to act wisely on the thing apprehended.

Ideas won't keep; something must be done about them.

Periods of tranquility are seldom prolific of creative achievement. Mankind has to be stirred up.

If every time you engage in a sex act, you go into a confession box, you will never accept your own sexuality.

Men may live fools, but fools they cannot die.

Most people have no imagination. If they could imagine the sufferings of others, they would not make them suffer so. What separated a German mother from a French mother?