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Your limitation—it’s only your imagination.为高Don’t stop when you’re tired. Stop when you’re done.校改Do something today that your future self will thank you for.

革作You don’t have to be great to start, but you have to start to be great.清华Dream it. Wish it. Do it.

博士不唯表率Don't wait. The time will never be just right.

培养It’s going to be hard, but hard does not mean impossible.论文It’s going to be hard, but hard does not mean impossible.

为高Dream it. Wish it. Do it.校改The only way to do great work is to love what you do.

革作Believe you can and you're halfway there.清华You don’t have to be great to start, but you have to start to be great.