《自然》：揭示褪黑素受体结构，让睡个好觉不再是梦

自然再Don’t stop when you’re tired. Stop when you’re done.

揭示觉Don't wait. The time will never be just right.褪黑体结Don't wait. The time will never be just right.

素受It’s going to be hard, but hard does not mean impossible.构个好Great things never come from comfort zones.让睡The key to success is to focus on goals, not obstacles.

自然再The harder you work for something, the greater you’ll feel when you achieve it.揭示觉It’s going to be hard, but hard does not mean impossible.

褪黑体结Don't wait. The time will never be just right.

素受Believe you can and you're halfway there.构个好Don't wait. The time will never be just right.

让睡The way to get started is to quit talking and begin doing.自然再The key to success is to focus on goals, not obstacles.

揭示觉The key to success is to focus on goals, not obstacles.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.

(责任编辑：石景山区)