I can, therefore I am.
The secret of getting ahead is getting started.
Who seeks shall find.
After a storm comes a calm.
Quality is not an act, it is a habit.
By failing to prepare, you are preparing to fail.
To be a good loser is to learn how to win.
To know oneself, one should assert oneself.
If you can dream it, you can do it.
It's always too early to quit.
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.