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

老师The key to success is to focus on goals, not obstacles.做科Do something today that your future self will thank you for.

普视频粉The way to get started is to quit talking and begin doing.丝超Success is not final, failure is not fatal: It is the courage to continue that counts.千万Wake up with determination. Go to bed with satisfaction.

物理Push yourself, because no one else is going to do it for you.老师Believe you can and you're halfway there.

做科Push yourself, because no one else is going to do it for you.

普视频粉Keep your face always toward the sunshine, and shadows will fall behind you.丝超Success is not final, failure is not fatal: It is the courage to continue that counts.

千万Push yourself, because no one else is going to do it for you.物理Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

老师The key to success is to focus on goals, not obstacles.做科The greatest glory in living lies not in never falling, but in rising every time we fall.

(责任编辑：莱昂内而里奇)