"You can’t go back and change the beginning, but you can start where you are and change the ending."

"Humility is not thinking less of yourself, it's thinking of yourself less."

"It is not the man who has too little, but the man who craves more, that is poor."

"You can never get a cup of tea large enough or a book long enough to suit me."

"Friendship is unnecessary, like philosophy, like art.... It has no survival value; rather it is one of those things which give value to survival."