"Whoever fights monsters should see to it that in the process he does not become a monster. And if you gaze long enough into an abyss, the abyss will gaze back into you."
"You have your way. I have my way. As for the right way, the correct way, and the only way, it does not exist."
"You say, it's dark. And in truth, I did place a cloud before your sun. But do you not see how the edges of the cloud are already glowing and turning light."
"Sleeping is no mean art: for its sake one must stay awake all day."
"The most perfidious way of harming a cause consists of defending it deliberately with faulty arguments."
"I cannot believe in a God who wants to be praised all the time."