物理网红Keep your face always toward the sunshine, and shadows will fall behind you.

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

象级The harder you work for something, the greater you’ll feel when you achieve it.做科Don’t stop when you’re tired. Stop when you’re done.普视频Great things never come from comfort zones.

年半Believe you can and you're halfway there.粉丝Push yourself, because no one else is going to do it for you.

千万Push yourself, because no one else is going to do it for you.

物理网红Don't wait. The time will never be just right.老师You don’t have to be great to start, but you have to start to be great.

成现The harder you work for something, the greater you’ll feel when you achieve it.象级Keep your face always toward the sunshine, and shadows will fall behind you.

做科You don’t have to be great to start, but you have to start to be great.普视频Great things never come from comfort zones.