Expect problems and eat them for breakfast.
You never know what motivates you.
Leap, and the net will appear.
The wise does at once what the fool does at last.
I can, therefore I am.
The most effective way to do it, is to do it.
Always desire to learn something useful.
After a storm comes a calm.
To be a good loser is to learn how to win.
The secret of getting ahead is getting started.
I wrote somewhere during the Cold War that I sometimes wish the Iron Curtain were much taller than it is, so that you could see whether the development of science with no communication was parallel on the two sides. In this case it certainly wasn't.