“Men employ speech only to conceal their thoughts.”

“Men use thought only as authority for their injustice, and employ speech only to conceal their thoughts.”

“The only way to make men speak well of us is to do it.”

“Morality is everywhere the same for all men, therefore it comes from God; sects differ, therefore they are the work of men.”

“Men argue. Nature acts.”

“What can be feared when one is doing one's duty? I know the rage of my enemies. I know all their slanders; but when one only tries to do good to men and when one does not offend heaven, one can fear nothing, neither during life nor after death.”

“Men are equal; it is not birth but virtue that makes the difference.”