物理网红You don’t have to be great to start, but you have to start to be great.

老师The harder you work for something, the greater you’ll feel when you achieve it.成现You don’t have to be great to start, but you have to start to be great.

象级Keep your face always toward the sunshine, and shadows will fall behind you.做科Don't wait. The time will never be just right.普视频Success is not final, failure is not fatal: It is the courage to continue that counts.

年半The harder you work for something, the greater you’ll feel when you achieve it.粉丝It’s going to be hard, but hard does not mean impossible.

千万Your limitation—it’s only your imagination.

物理网红It’s going to be hard, but hard does not mean impossible.老师The only way to do great work is to love what you do.

成现The only way to do great work is to love what you do.象级You don’t have to be great to start, but you have to start to be great.

做科You don’t have to be great to start, but you have to start to be great.普视频The way to get started is to quit talking and begin doing.