“The man with toothache thinks everyone happy whose teeth are sound. The poverty stricken man makes the same mistake about the rich man.”

“Happy is the man who can make a living by his hobby”

“A man learns to skate by staggering about and making a fool of himself. Indeed he progresses in all things by resolutely making a fool of himself.”

“The man who writes about himself and his own time is the only man who writes about all people and all time.”

“A lifetime of happiness! No man alive could bear it; it would be hell on earth.”

“[Man] progresses in all things by resolutely making a fool of himself.”

“A pessimist is a man who thinks everybody is as nasty as himself, and hates them for it.”