Science teaches us, in effect, to submit our reason to the truth and to know and judge of things as they are-that is to say, as they themselves choose to be and not as we would have them to be.

We men do nothing but lie and make ourselves important. Speech was invented for the purpose of magnifying all of our sensations and impressions — perhaps so that we could believe in them.

Man habitually sacrifices his life to his purse, but he sacrifices his purse to his vanity.

An idea does not pass from one language to another without change.

Faith which does not doubt is dead faith.

If it is nothingness that awaits us, let us make an injustice of it, let us fight against destiny, even without hope of victory.

To believe in God is to yearn for His existence and, furthermore, it is to act as if He did exist.