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

加班Great things never come from comfort zones.牛人Push yourself, because no one else is going to do it for you.

加班Success is not final, failure is not fatal: It is the courage to continue that counts.牛人Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.加班Keep your face always toward the sunshine, and shadows will fall behind you.

牛人The only way to do great work is to love what you do.加班Your limitation—it’s only your imagination.

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

加班In the midst of winter, I found there was, within me, an invincible summer.牛人Believe you can and you're halfway there.

加班Believe you can and you're halfway there.牛人The key to success is to focus on goals, not obstacles.

加班Believe you can and you're halfway there.牛人Don't wait. The time will never be just right.

(责任编辑：孙晓亮)