"Only as you do know yourself can your brain serve you as a sharp and efficient tool. Know your own failings, passions, and prejudices so you can separate them from what you see."

"If you have made a mistake, cut your losses as quickly as possible."

"Old age is always fifteen years older than I am."

"Never answer a critic, unless he's right."

"A young man is embarrassed to question an older one."

"As we grow olda€|the beauty steals inward."

"I didn't mind getting old when I was young. It's the being old now that's getting to me."

"With age come the inner, the higher life. Who would be forever young, to dwell always in externals?"

"Old age, calm, expanded, broad with the haughty breadth of the universe, old age flowing free with the delicious near-by freedom of death."

"You don't stop laughing because you grow old. You grow old because you stop laughing."