I believe that there never was a creator of a philosophical system who did not confess at the end of his life that he had wasted his time. It must be admitted that the inventors of the mechanical arts have been much more useful to men that the inventors of syllogisms. He who imagined a ship towers considerably above him who imagined innate ideas.

Let us leave every man at liberty to seek into him and to lose himself in his ideas.

Weakness on both sides is, as we know, the motto of all quarrels.

He who doesn't have the spirit of his time, has all its misery.

Men fed upon carnage, and drinking strong drinks, have all an impoisoned and acrid blood which drives them mad in a hundred different ways.

The safest course is to do nothing against one's conscience. With this secret, we can enjoy life and have no fear from death.

The most genuine and efficacious charity is that which greases the paws of the priests; such charity covers a multitude of sins.