"The rich man, in his bed of down, does not know the value of the poor man's sleep."

"The state of society is a state of war."

"I detest the great, their condition, their maxims, their vices, and I should detest them still more if I were one of them."

"The more I study men, the more I see the difference between them and other animals."

"I have always held that the most beautiful thing in the world, the most beautiful spectacle, is a beautiful woman."