It is very difficult to tell the truth.

To sin is a human business, to justify sins is a devilish business.

One must put oneself in every one's position. To understand everything is to forgive everything.

If goodness has causes, it is not goodness; if it has effects, a reward, it is not goodness either. So goodness is outside the chain of cause and effect.

Art can compel people freely, gladly, and spontaneously to sacrifice themselves in the service of man.

They've got no idea what happiness is, they don't know that without this love there is no happiness or unhappiness for us--there is no life.

In education, once more, the chief things are equality and freedom.