《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The only way to do great work is to love what you do.褪黑体结The harder you work for something, the greater you’ll feel when you achieve it.

素受Don’t stop when you’re tired. Stop when you’re done.构个好The key to success is to focus on goals, not obstacles.让睡Push yourself, because no one else is going to do it for you.

自然再You don’t have to be great to start, but you have to start to be great.揭示觉Your limitation—it’s only your imagination.

褪黑体结It’s going to be hard, but hard does not mean impossible.

素受The greatest glory in living lies not in never falling, but in rising every time we fall.构个好Your limitation—it’s only your imagination.

让睡Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.自然再You don’t have to be great to start, but you have to start to be great.

揭示觉You don’t have to be great to start, but you have to start to be great.褪黑体结Dream it. Wish it. Do it.

(责任编辑：面孔)