"The only way to get rid of a temptation is to yield to it. Resist it, and your soul grows sick with longing for the things it has forbidden to itself, with desire for what its monstrous laws have made…"

"Conversation is an art in which a man has all the talking to himself."

"The advantage of the emotions is that they lead us astray, and the advantage of science is that it is not emotional."

"I have made an important discovery... that alcohol, taken in sufficient quantities, produces all the effects of intoxication."

"Don't be afraid of the shadows, it only means there's a light nearby."