Who seeks shall find.
Quality is not an act, it is a habit.
Do not weep do not wax indignant. Understand.
Leap, and the net will appear.
The most effective way to do it, is to do it.
Wherever you are - be all there.
Know or listen to those who know.
The secret of getting ahead is getting started.
If you're going through hell, keep going.
If you think you can do it, you can.
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.