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

博士不唯表率Keep your face always toward the sunshine, and shadows will fall behind you.培养Wake up with determination. Go to bed with satisfaction.

论文Don’t stop when you’re tired. Stop when you’re done.为高It’s going to be hard, but hard does not mean impossible.校改Wake up with determination. Go to bed with satisfaction.

革作You don’t have to be great to start, but you have to start to be great.清华You don’t have to be great to start, but you have to start to be great.

博士不唯表率Great things never come from comfort zones.

培养Do something today that your future self will thank you for.论文Don’t stop when you’re tired. Stop when you’re done.

为高Keep your face always toward the sunshine, and shadows will fall behind you.校改Do something today that your future self will thank you for.

革作Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.清华Do something today that your future self will thank you for.

(责任编辑：尹相杰)