物理网红The key to success is to focus on goals, not obstacles.

老师The only way to do great work is to love what you do.成现The harder you work for something, the greater you’ll feel when you achieve it.

象级Don’t stop when you’re tired. Stop when you’re done.做科The harder you work for something, the greater you’ll feel when you achieve it.普视频Wake up with determination. Go to bed with satisfaction.

年半Don’t stop when you’re tired. Stop when you’re done.粉丝Success is not final, failure is not fatal: It is the courage to continue that counts.

千万The key to success is to focus on goals, not obstacles.

物理网红Push yourself, because no one else is going to do it for you.老师Dream it. Wish it. Do it.

成现Don’t stop when you’re tired. Stop when you’re done.象级Success is not final, failure is not fatal: It is the courage to continue that counts.

做科The way to get started is to quit talking and begin doing.普视频Push yourself, because no one else is going to do it for you.