“Doubt … is an illness that comes from knowledge and leads to madness.”
“Power comes from knowledge and knowledge comes with natural beauty in one's self.”
“All knowledge leads to self-knowledge.”
“If you're ever in doubt, throw a pepper in the air. If it fails to come down, you have gone mad, so don't trust in anything.”
“Doubt grows with knowledge.”
“To the Frenchmen risking their lives to drive the English from Scotland, such a feud seemed no doubt an ill-timed indulgence. To Buccleuch, any comment from a foreigner was a piece of damnable impertinence, no less.”