"Every man, wherever he goes, is encompassed by a cloud of comforting convictions, which move with him like flies on a summer day."

"Do not fear to be eccentric in opinion, for every opinion now accepted was once eccentric."

"Anything you're good at contributes to happiness."

"Aristotle maintained that women had fewer teeth than men; although he was twice married, it never occurred to him to verify this statement by examining his wives' mouths."

"A happy life must be to a great extent a quiet life, for it is only in an atmosphere of quiet that true joy can live."