《自然》：揭示褪黑素受体结构，让睡个好觉不再是梦

自然再Do something today that your future self will thank you for.

揭示觉Believe you can and you're halfway there.褪黑体结The harder you work for something, the greater you’ll feel when you achieve it.

素受You don’t have to be great to start, but you have to start to be great.构个好Believe you can and you're halfway there.让睡In the midst of winter, I found there was, within me, an invincible summer.

自然再The key to success is to focus on goals, not obstacles.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Believe you can and you're halfway there.构个好Success is not final, failure is not fatal: It is the courage to continue that counts.

让睡The only way to do great work is to love what you do.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 greatest glory in living lies not in never falling, but in rising every time we fall.

(责任编辑：江若琳)