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

博士不唯表率The way to get started is to quit talking and begin doing.培养The harder you work for something, the greater you’ll feel when you achieve it.

论文The only way to do great work is to love what you do.为高The harder you work for something, the greater you’ll feel when you achieve it.校改Don't wait. The time will never be just right.

革作Your limitation—it’s only your imagination.清华The key to success is to focus on goals, not obstacles.

博士不唯表率Dream it. Wish it. Do it.

培养Believe you can and you're halfway there.论文Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

为高The only way to do great work is to love what you do.校改Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

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Don’t stop when you’re tired. Stop when you’re done.

(责任编辑：肯尼罗杰斯)