"Whenever anyone has offended me, I try to raise my soul so high that the offense cannot reach it."

"I am accustomed to take my sleep for granted, and I often imagine that I dream of the most important things, when after all I am only dreaming."

"I am a thinking thing, a substance whose whole essence or nature consists in thinking, and there is no need of any place, nor does it depend on any material thing."

"The difference between us is that I am a man of the world, and you are a man of books."

"The light of natural reason is not less certain than that of revelation."