“The fact that man knows right from wrong proves his intellectual superiority to the other creatures; but the fact that he can do wrong proves his moral inferiority to any creature that cannot.”

“There isn't time — so brief is life — for bickerings, apologies, heartburnings, callings to account. There is only time for loving — and but an instant, so to speak, for that.”

“Fame is a vapor; popularity an accident; the only earthly certainty is oblivion.”

“Education consists mainly in what we have unlearned.”

“You can't depend on your eyes when your imagination is out of focus.”

“Patriotism is supporting your country all the time, but your government only when it deserves it.”

“Happiness is the final and perfect fruit of obedience to the laws of life.”

“The highest result of education is tolerance.”

“Example is the best lesson there is.”

“Only a man's character is the real criterion of worth.”

“It isn't enough to talk about peace. One must believe in it. And it isn't enough to believe in it. One must work at it.”

“In the long run, we shape our lives and we shape ourselves. The process never ends until we die. And the choices we make are ultimately our own responsibility.”