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

设需种Success is not final, failure is not fatal: It is the courage to continue that counts.避免Believe you can and you're halfway there.

问题It’s going to be hard, but hard does not mean impossible.周天You don’t have to be great to start, but you have to start to be great.设需种The key to success is to focus on goals, not obstacles.

避免Keep your face always toward the sunshine, and shadows will fall behind you.问题In the midst of winter, I found there was, within me, an invincible summer.

周天Success is not final, failure is not fatal: It is the courage to continue that counts.

设需种The only way to do great work is to love what you do.避免The only way to do great work is to love what you do.

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

设需种Wake up with determination. Go to bed with satisfaction.避免The greatest glory in living lies not in never falling, but in rising every time we fall.

(责任编辑：朱桢)