To know oneself, one should assert oneself.
To be a good loser is to learn how to win.
Problems are not stop signs, they are guidelines.
If you think you can do it, you can.
Without hard work, nothing grows but weeds.
After a storm comes a calm.
Well done is better than well said.
Always desire to learn something useful.
Go for it now. The future is promised to no one.
Leap, and the net will appear.
A teacher must believe in the value and interest of his subject as a doctor believes in health.
A good teacher is a determined person.