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

加班Don't wait. The time will never be just right.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You don’t have to be great to start, but you have to start to be great.加班Don’t stop when you’re tired. Stop when you’re done.

牛人The key to success is to focus on goals, not obstacles.加班Wake up with determination. Go to bed with satisfaction.

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

加班Success is not final, failure is not fatal: It is the courage to continue that counts.牛人The key to success is to focus on goals, not obstacles.

加班You don’t have to be great to start, but you have to start to be great.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The only way to do great work is to love what you do.

(责任编辑：周蕙)