To know oneself, one should assert oneself.
Know or listen to those who know.
You never know what motivates you.
If you think you can do it, you can.
Leap, and the net will appear.
Only the educated are free.
Wherever you are - be all there.
The most effective way to do it, is to do it.
Without hard work, nothing grows but weeds.
Expect problems and eat them for breakfast.
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.