《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Believe you can and you're halfway there.褪黑体结Don't wait. The time will never be just right.

素受Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.构个好The greatest glory in living lies not in never falling, but in rising every time we fall.让睡Don’t stop when you’re tired. Stop when you’re done.

自然再Wake up with determination. Go to bed with satisfaction.揭示觉In the midst of winter, I found there was, within me, an invincible summer.

褪黑体结The key to success is to focus on goals, not obstacles.

素受Great things never come from comfort zones.构个好Don't wait. The time will never be just right.

让睡Wake up with determination. Go to bed with satisfaction.自然再The harder you work for something, the greater you’ll feel when you achieve it.

揭示觉Your limitation—it’s only your imagination.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：顾莉雅)