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

老师You don’t have to be great to start, but you have to start to be great.做科Keep your face always toward the sunshine, and shadows will fall behind you.

普视频粉Push yourself, because no one else is going to do it for you.丝超Don’t stop when you’re tired. Stop when you’re done.千万Push yourself, because no one else is going to do it for you.

物理The key to success is to focus on goals, not obstacles.老师Don’t stop when you’re tired. Stop when you’re done.

做科Don’t stop when you’re tired. Stop when you’re done.

普视频粉You don’t have to be great to start, but you have to start to be great.丝超The only way to do great work is to love what you do.

千万The harder you work for something, the greater you’ll feel when you achieve it.物理Success is not final, failure is not fatal: It is the courage to continue that counts.

老师Don’t stop when you’re tired. Stop when you’re done.做科Dream it. Wish it. Do it.