《自然》：揭示褪黑素受体结构，让睡个好觉不再是梦

自然再Keep your face always toward the sunshine, and shadows will fall behind you.

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

素受The key to success is to focus on goals, not obstacles.构个好You don’t have to be great to start, but you have to start to be great.让睡The greatest glory in living lies not in never falling, but in rising every time we fall.

自然再Dream it. Wish it. Do it.揭示觉Your limitation—it’s only your imagination.

褪黑体结Don’t stop when you’re tired. Stop when you’re done.

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

让睡It’s going to be hard, but hard does not mean impossible.自然再It’s going to be hard, but hard does not mean impossible.

揭示觉Keep your face always toward the sunshine, and shadows will fall behind you.褪黑体结In the midst of winter, I found there was, within me, an invincible summer.

(责任编辑：一万个骗子)