To renounce freedom is to renounce one's humanity, one's rights as a man and equally one's duties.

Heroes are not known by the loftiness of their carriage; the greatest braggarts are generally the merest cowards.

Take from the philosopher the pleasure of being heard and his desire for knowledge ceases.

We do not know what really good or bad fortune is.

Innocence is ashamed of nothing.

Do to others as you would have others do to you, inspires all men with that other maxim of natural goodness a great deal less perfect, but perhaps more useful: Do good to yourself with as little prejudice as you can to others.

The want of occupation is no less the plague of society than of solitude.