I also know that we must cultivate our garden. For when man was put in the Garden of Eden, he was put there ut operaretur eum, to work; which proves that man was not born for rest.

The superfluous, a very necessary thing.

It would be very singular that all nature, all the planets, should obey eternal laws, and that there should be a little animal five feet high, who, in contempt of these laws, could act as he pleased, solely according to his caprice.

When he to whom one speaks does not understand, and he who speaks himself does not understand, that is Metaphysics.

Fear could never make virtue.

He must be very ignorant for he answers every question he is asked.

The policy of man consists, at first, in endeavoring to arrive at a state equal to that of animals, whom nature has furnished with food, clothing, and shelter.