1918  Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.

2071  You must not lose the faith in Humanity. Humanity is an ocean, if the few drops of ocean are dirty, the ocean does not become dirty....

4602  “At the heart of all beauty lies something inhuman.”

1825  “Two things are infinite: the universe and human stupidity; and I'm not sure about the universe.”

1507  The greatest way to live with honor in this world is to be what we pretend to be.