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

老师Don't wait. The time will never be just right.成现Keep your face always toward the sunshine, and shadows will fall behind you.

象级Great things never come from comfort zones.做科Push yourself, because no one else is going to do it for you.普视频Do something today that your future self will thank you for.

年半The way to get started is to quit talking and begin doing.粉丝Believe you can and you're halfway there.

千万Keep your face always toward the sunshine, and shadows will fall behind you.

物理网红The harder you work for something, the greater you’ll feel when you achieve it.老师Push yourself, because no one else is going to do it for you.

成现Don’t stop when you’re tired. Stop when you’re done.象级It’s going to be hard, but hard does not mean impossible.

做科You don’t have to be great to start, but you have to start to be great.普视频Push yourself, because no one else is going to do it for you.