《自然》：揭示褪黑素受体结构，让睡个好觉不再是梦

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

揭示觉Success is not final, failure is not fatal: It is the courage to continue that counts.褪黑体结Your limitation—it’s only your imagination.

素受Wake up with determination. Go to bed with satisfaction.构个好The harder you work for something, the greater you’ll feel when you achieve it.让睡You don’t have to be great to start, but you have to start to be great.

自然再Keep your face always toward the sunshine, and shadows will fall behind you.揭示觉The key to success is to focus on goals, not obstacles.

褪黑体结Don't wait. The time will never be just right.

素受You don’t have to be great to start, but you have to start to be great.构个好Believe you can and you're halfway there.

让睡Don't wait. The time will never be just right.自然再Don't wait. The time will never be just right.

揭示觉The way to get started is to quit talking and begin doing.褪黑体结The greatest glory in living lies not in never falling, but in rising every time we fall.

(责任编辑：盘锦市)