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The only way to do great work is to love what you do.培养Don’t stop when you’re tired. Stop when you’re done.

论文In the midst of winter, I found there was, within me, an invincible summer.为高Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.校改The greatest glory in living lies not in never falling, but in rising every time we fall.

革作Keep your face always toward the sunshine, and shadows will fall behind you.清华Don't wait. The time will never be just right.

博士不唯表率The harder you work for something, the greater you’ll feel when you achieve it.

培养Don't wait. The time will never be just right.论文The only way to do great work is to love what you do.

为高Keep your face always toward the sunshine, and shadows will fall behind you.校改Don’t stop when you’re tired. Stop when you’re done.

革作Wake up with determination. Go to bed with satisfaction.清华Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

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