清华Don’t stop when you’re tired. Stop when you’re done.

口金The key to success is to focus on goals, not obstacles.融学It’s going to be hard, but hard does not mean impossible.

院育行Push yourself, because no one else is going to do it for you.带动探The way to get started is to quit talking and begin doing.索成The key to success is to focus on goals, not obstacles.

效显Don't wait. The time will never be just right.清华Keep your face always toward the sunshine, and shadows will fall behind you.

口金Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

融学Push yourself, because no one else is going to do it for you.院育行Do something today that your future self will thank you for.

带动探Keep your face always toward the sunshine, and shadows will fall behind you.索成In the midst of winter, I found there was, within me, an invincible summer.

效显The only way to do great work is to love what you do.清华The harder you work for something, the greater you’ll feel when you achieve it.

(责任编辑：郑仁)