History is the science of things which are not repeated.

Great things are accomplished by those who do not feel the impotence of man. This is a precious gift.

Poe is the only impeccable writer. He was never mistaken.

Long years must pass before the truths we have made for ourselves become our very flesh.

Our judgments judge us, and nothing reveals us, exposes our weaknesses, more ingeniously than the attitude of pronouncing upon our fellows.

Order always weighs on the individual. Disorder makes him wish for the police or for death. These are two extreme circumstances in which human nature is not at ease.

Man is only man at the surface. Remove the skin, dissect, and immediately you come to machinery.