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

房成Don’t stop when you’re tired. Stop when you’re done.阳春4月You don’t have to be great to start, but you have to start to be great.

难再Keep your face always toward the sunshine, and shadows will fall behind you.北京Don't wait. The time will never be just right.房成It’s going to be hard, but hard does not mean impossible.

阳春4月Don't wait. The time will never be just right.难再The greatest glory in living lies not in never falling, but in rising every time we fall.

北京The only way to do great work is to love what you do.

房成The key to success is to focus on goals, not obstacles.阳春4月Do something today that your future self will thank you for.

难再Success is not final, failure is not fatal: It is the courage to continue that counts.北京Don’t stop when you’re tired. Stop when you’re done.

房成Great things never come from comfort zones.阳春4月Your limitation—it’s only your imagination.

(责任编辑：张亚飞)