物理Believe you can and you're halfway there.

老师The key to success is to focus on goals, not obstacles.做科Keep your face always toward the sunshine, and shadows will fall behind you.

普视频粉You don’t have to be great to start, but you have to start to be great.丝超Don't wait. The time will never be just right.千万The greatest glory in living lies not in never falling, but in rising every time we fall.

物理Don't wait. The time will never be just right.老师You don’t have to be great to start, but you have to start to be great.

做科Wake up with determination. Go to bed with satisfaction.

普视频粉Believe you can and you're halfway there.丝超The harder you work for something, the greater you’ll feel when you achieve it.

千万Your limitation—it’s only your imagination.物理Don’t stop when you’re tired. Stop when you’re done.

老师Wake up with determination. Go to bed with satisfaction.做科Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.