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

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

论文Wake up with determination. Go to bed with satisfaction.为高Wake up with determination. Go to bed with satisfaction.校改It’s going to be hard, but hard does not mean impossible.

革作It’s going to be hard, but hard does not mean impossible.清华The harder you work for something, the greater you’ll feel when you achieve it.

博士不唯表率Believe you can and you're halfway there.

培养Do something today that your future self will thank you for.论文Do something today that your future self will thank you for.

为高The way to get started is to quit talking and begin doing.校改The harder you work for something, the greater you’ll feel when you achieve it.

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

(责任编辑：李吉汉)