清华Great things never come from comfort zones.

口金Keep your face always toward the sunshine, and shadows will fall behind you.融学It’s going to be hard, but hard does not mean impossible.

院育行You don’t have to be great to start, but you have to start to be great.带动探You don’t have to be great to start, but you have to start to be great.索成It’s going to be hard, but hard does not mean impossible.

效显Great things never come from comfort zones.清华Great things never come from comfort zones.

口金Push yourself, because no one else is going to do it for you.

融学Don't wait. The time will never be just right.院育行Believe you can and you're halfway there.

带动探In the midst of winter, I found there was, within me, an invincible summer.索成Don't wait. The time will never be just right.

效显Don’t stop when you’re tired. Stop when you’re done.清华The way to get started is to quit talking and begin doing.

(责任编辑：黄心懋)