"To be stupid, selfish, and have good health are three requirements for happiness; though if stupidity is lacking, all is lost."

"Classic: A book which people praise and do not read."

"If you pick up a starving dog and make him prosperous he will not bite you. This is the principal difference between a dog and man."

"Never put off till tomorrow what you can do the day after tomorrow."

"I am quite sure now that often, very often, in matters concerning religion and politics a man's reasoning powers are not above the monkey's."