To be a good loser is to learn how to win.
Things do not happen. Things are made to happen.
Be thine own palace, or the world's thy jail.
Who seeks shall find.
I can, therefore I am.
Never complain and never explain.
Only the educated are free.
If you've got a talent, protect it.
Either you run the day or the day runs you.
Always desire to learn something useful.
Triumphant science and technology are only at the threshold of man's command over sources of energy so stupendous that, if used for military purposes, they can wipe out our entire civilization.