Know or listen to those who know.
Go for it now. The future is promised to no one.
If you think you can do it, you can.
The wise does at once what the fool does at last.
To know oneself, one should assert oneself.
If you're going through hell, keep going.
What you do today can improve all your tomorrows.
If you can dream it, you can do it.
To be a good loser is to learn how to win.
Well done is better than well said.
Courage is rightly esteemed the first of human qualities - because it is the quality which guarantees all others.