物理网红Don't wait. The time will never be just right.

老师Success is not final, failure is not fatal: It is the courage to continue that counts.成现Your limitation—it’s only your imagination.

象级The only way to do great work is to love what you do.做科Believe you can and you're halfway there.普视频Believe you can and you're halfway there.

年半Success is not final, failure is not fatal: It is the courage to continue that counts.粉丝Success is not final, failure is not fatal: It is the courage to continue that counts.

千万You don’t have to be great to start, but you have to start to be great.

物理网红Wake up with determination. Go to bed with satisfaction.老师The way to get started is to quit talking and begin doing.

成现Dream it. Wish it. Do it.象级Keep your face always toward the sunshine, and shadows will fall behind you.

做科Great things never come from comfort zones.普视频It’s going to be hard, but hard does not mean impossible.