“People who know little are usually great talkers, while men who know much say little.”

“Gambling is only the resource of those who do not know what to do with themselves”

“In truth, laws are always useful to those with possessions and harmful to those who have nothing; from which it follows that the social state is advantageous to men only when all possess something and none has too much.”

“I know the feelings of my heart, and I know men. I am not made like any of those I have seen; I venture to believe that I am not made like any of those who are in existence. If I am not better, at least I am different. Whether Nature has acted rightly or wrongly in destroying the mould in which she cast me, can only be decided after I have been read.”

“To discover the rules of society that are best suited to nations, there would need to exist a superior intelligence, who could understand the passions of men without feeling any of them, who had no affinity with our nature but knew it to the full, whose happiness was independent of ours, but who would nevertheless make our happiness his concern, who would be content to wait in the fullness of time for a distant glory, and to labour in one age to enjoy the fruits in another. Gods would be needed to give men laws.”

“I say to myself: "Who are you to measure infinite power?”

“A feeble body makes a feeble mind. I do not know what doctors cure us of, but I know this: they infect us with very deadly diseases, cowardice, timidity, credulity, the fear of death. What matter if they make the dead walk, we have no need of corpses; they fail to give us men, and it is men we need.”