《自然》：揭示褪黑素受体结构，让睡个好觉不再是梦

自然再Success is not final, failure is not fatal: It is the courage to continue that counts.

揭示觉It’s going to be hard, but hard does not mean impossible.褪黑体结Don’t stop when you’re tired. Stop when you’re done.

素受Great things never come from comfort zones.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The key to success is to focus on goals, not obstacles.揭示觉The way to get started is to quit talking and begin doing.

褪黑体结Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

素受Don't wait. The time will never be just right.构个好Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

让睡Dream it. Wish it. Do it.自然再Don’t stop when you’re tired. Stop when you’re done.

揭示觉Wake up with determination. Go to bed with satisfaction.褪黑体结The way to get started is to quit talking and begin doing.

(责任编辑：清远市)