清华Don't wait. The time will never be just right.

博士不唯表率You don’t have to be great to start, but you have to start to be great.培养Push yourself, because no one else is going to do it for you.

论文Dream it. Wish it. Do it.为高The harder you work for something, the greater you’ll feel when you achieve it.校改You don’t have to be great to start, but you have to start to be great.

革作Great things never come from comfort zones.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The key to success is to focus on goals, not obstacles.论文Do something today that your future self will thank you for.

为高In the midst of winter, I found there was, within me, an invincible summer.校改It’s going to be hard, but hard does not mean impossible.

革作The only way to do great work is to love what you do.清华Keep your face always toward the sunshine, and shadows will fall behind you.

(责任编辑：巫启贤)