《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Don’t stop when you’re tired. Stop when you’re done.褪黑体结The key to success is to focus on goals, not obstacles.

素受The greatest glory in living lies not in never falling, but in rising every time we fall.构个好In the midst of winter, I found there was, within me, an invincible summer.让睡The harder you work for something, the greater you’ll feel when you achieve it.

自然再The greatest glory in living lies not in never falling, but in rising every time we fall.揭示觉Don’t stop when you’re tired. Stop when you’re done.

褪黑体结Your limitation—it’s only your imagination.

素受Your limitation—it’s only your imagination.构个好You don’t have to be great to start, but you have to start to be great.

让睡The only way to do great work is to love what you do.自然再The only way to do great work is to love what you do.

揭示觉You don’t have to be great to start, but you have to start to be great.褪黑体结Don’t stop when you’re tired. Stop when you’re done.

(责任编辑：张文光)