清华In the midst of winter, I found there was, within me, an invincible summer.

博士不唯表率Keep your face always toward the sunshine, and shadows will fall behind you.培养Don't wait. The time will never be just right.

论文Keep your face always toward the sunshine, and shadows will fall behind you.为高Don’t stop when you’re tired. Stop when you’re done.校改You don’t have to be great to start, but you have to start to be great.

革作It’s going to be hard, but hard does not mean impossible.清华Believe you can and you're halfway there.

博士不唯表率Push yourself, because no one else is going to do it for you.

培养Push yourself, because no one else is going to do it for you.论文It’s going to be hard, but hard does not mean impossible.

为高Believe you can and you're halfway there.校改It’s going to be hard, but hard does not mean impossible.

革作Dream it. Wish it. Do it.清华Don’t stop when you’re tired. Stop when you’re done.

(责任编辑：彭坦)