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.

Honesty is the mother of confidence; it unites, combines and solidifies society. Dishonesty is disintegration; it destroys confidence; it brings social chaos. . . .

Liberty sustains the same relation to mind that space does to matter.

At the bottom of religious persecution is the doctrine of self-defence; that is to say, the defence of the soul. If the founder of Christianity had plainly said: 'It is not necessary to believe in order to be saved; it is only necessary to do, and he who really loves his fellow-men, who is kind, honest, just and charitable, is to be forever blest' - if he had only said that, there would probably have been but little persecution.

There is in all artists a little of the vagabond.

The God of Hell should be held in loathing, contempt and scorn. A God who threatens eternal pain should be hated, not loved - cursed, not worshiped. A heaven presided over by such a God must be below the lowest hell.

Laughing has always been considered by theologians as a crime.