“You will say that I am old and mad, was what Michaelangelo wrote, but I answer that there is no better way of being sane and free from anxiety than by being mad.”

“mad I cannot be, sane I do not deign to be, neurotic I am.”

“I like you because you were mad. And you're pretty. And pretty sane for a mad person.”

“The Deftmenes are mad and the Dumii are sane, thought Snibril, and that's just the same as being mad except that it's quieter. If only you could mix them together, you'd end up with normal people.”

“In a mad world, only the mad are sane!”

“My name is Stephen Leeds, and I am perfectly sane. My hallucinations, however, are all quite mad.”

“There are worse things than being mad.”

“I don't know if I ever really get mad in real life. It's what my shrink was saying to me all those years: You need to get mad! I think rage is so ugly. I just think there's a way to be mad and discuss it.”

“Am I mad, to see what others do not see, or are they mad who are responsible for all that I am seeing?”

“If I am Sophocles, I am not mad; and if I am mad, I am not Sophocles.”