“He who has never hoped can never despair”

“He who can, does. He who cannot, teaches. ”

“I have never thought much of the courage of a lion tamer. Inside the cage he is at least safe from other men. There is not much harm in a lion. He has no ideals, no religion, no politics, no chivalry, no gentility; in short, no reason for destroying anything that he does not want to eat”

“If you teach a man anything, he will never learn.”

“There are those who look at things the way they are and ask why... I dream of things that never were, and ask why not?”

“One man that has a mind and knows it can always beat ten men who haven't and don't.”

“My main reason for adopting literature as a profession was that, as the author is never seen by his clients, he need not dress respectably.”