Wherever you are - be all there.
Know or listen to those who know.
Expect problems and eat them for breakfast.
Leap, and the net will appear.
If you think you can do it, you can.
The wise does at once what the fool does at last.
It's always too early to quit.
Either you run the day or the day runs you.
Always desire to learn something useful.
Quality is not an act, it is a habit.
The best way to have a good idea is to have a lot of ideas.
Satisfaction of one's curiosity is one of the greatest sources of happiness in life.
Facts are the air of scientists. Without them you can never fly.