“Mad bad and dangerous to know.”

“Corum knew that he was mad, in Vadhagh terms. But he supposed that he was sane enough in Mabden terms. And this was, after all, now a Mabden world. He must learn to accept its peculiar disorders as...”

“As a writer one is allowed to have conversations with oneself. What is considered sane in writers is made for the rest of the human race.”

“A civilized society is one which tolerates eccentricity to the point of doubtful sanity.”

“Work will drive you crazy if you let it.”

“Love, n. A temporary insanity curable by marriage.”

“Love is merely a madness; and, I tell you, deserves as well a dark house and a whip as madmen do; and the reason why they are not so punish'd and cured is that the lunacy is soordinary that the whi...”