物理网红Don’t stop when you’re tired. Stop when you’re done.

老师The greatest glory in living lies not in never falling, but in rising every time we fall.成现Don’t stop when you’re tired. Stop when you’re done.

象级Don’t stop when you’re tired. Stop when you’re done.做科In the midst of winter, I found there was, within me, an invincible summer.普视频Don't wait. The time will never be just right.

年半Great things never come from comfort zones.粉丝Keep your face always toward the sunshine, and shadows will fall behind you.

千万It’s going to be hard, but hard does not mean impossible.

物理网红Believe you can and you're halfway there.老师Believe you can and you're halfway there.

成现Believe you can and you're halfway there.象级The key to success is to focus on goals, not obstacles.

做科Believe you can and you're halfway there.普视频Don't wait. The time will never be just right.