I can, therefore I am.
To know oneself, one should assert oneself.
The wise does at once what the fool does at last.
You never know what motivates you.
By failing to prepare, you are preparing to fail.
After a storm comes a calm.
Well done is better than well said.
Be gentle to all and stern with yourself.
To be a good loser is to learn how to win.
Always desire to learn something useful.
Your anger is a gift.
One of the great things about young people is that they do question, that they do care deeply about justice, and they they have open minds.