Anger is a wind which blows out the lamp of the mind.

Our hope of immortality does not come from any religions, but nearly all religions come from that hope.

If a man would follow, today, the teachings of the Old Testament, he would be a criminal. If he would follow strictly the teachings of the New, he would be insane.

Take from the church the miraculous, the supernatural, the incomprehensible, the unreasonable, the impossible, the unknowable, the absurd, and nothing but a vacuum remains.

In nature there are neither rewards nor punishments. There are consequences.

The greatest test of courage on earth is to bear defeat without losing heart.

There is no slavery but ignorance.

The true civilization is where every man gives to every other every right that he claims for himself.