It is a thousand times better to have common sense without education than to have education without common sense.

The only reason why we wish to exchange thoughts is that we are different. If we were all the same, we would die dumb. No thought would be expressed after we found that our thoughts were precisely alike. We differ-our thoughts are different. Therefore the commerse that we call conversation.

Mental slavery is mental death, and every man who has given up his intellectual freedom is the living coffin of his dead soul.

It cannot be said too often that actions are good or bad in the light of consequences, and that a clear perception of consequences would control actions. That which increases the sum of human happiness is moral; and that which diminishes the sum of human happiness is immoral. . . . Blind, unreasoning obedience is the enemy of morality.

If nobody has too much, everybody will have enough.

At thirty most men have prejudices rather than opinions-that is to say, rather than judgments-and few men have lived to be sixty without materially modifying the opinions they held at thirty.

Grant others the same rights as you claim for yourself.