“His men could possibly die on the assumptions of an insane professor who had been fired from his teaching post for these very same beliefs.”

“For you to trust someone claiming to be a Nigerian prince is completely insane.”

“The constant hammering would cause Lawrence to go insane.”

“Behold now the consequence of the wilful Welshwoman's insanest of legacies!”

“No cloak of insanest belief, of dullest mistake, would henceforth hide any more the dreary nakedness of the skeleton, life!”

“Thus he was perfectly rational, though when others beheld him he appeared the insanest of mortals.”