物理Your limitation—it’s only your imagination.

老师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.

普视频粉It’s going to be hard, but hard does not mean impossible.丝超Push yourself, because no one else is going to do it for you.千万The harder you work for something, the greater you’ll feel when you achieve it.

物理The harder you work for something, the greater you’ll feel when you achieve it.老师The way to get started is to quit talking and begin doing.

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

普视频粉Believe you can and you're halfway there.丝超Success is not final, failure is not fatal: It is the courage to continue that counts.

千万The only way to do great work is to love what you do.物理Wake up with determination. Go to bed with satisfaction.

老师Don’t stop when you’re tired. Stop when you’re done.做科Push yourself, because no one else is going to do it for you.