Religion can never reform mankind because religion is slavery.

The only evidence, so far as I know, about another life is, first, that we have no evidence; and secondly, that we are rather sorry that we have not, and wish we had.

A crime against god is a demonstrated impossibility.

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

The few have said, Think! The many have said, Believe! The first doubt was the womb and cradle of progress, and from the first doubt, man has continued to advance.

He raised his hands, not to strike, but in benediction. Lincoln was the grandest figure of the fiercest civil war. He is the gentlest memory of our world.

Intellect, without heart, is infinitely cruel. . . . So that, after all, the real aristocracy must be that of goodness where the intellect is directed by the heart.