物理Dream it. Wish it. Do it.

老师Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.做科It’s going to be hard, but hard does not mean impossible.

普视频粉Keep your face always toward the sunshine, and shadows will fall behind you.丝超The way to get started is to quit talking and begin doing.千万It’s going to be hard, but hard does not mean impossible.

物理The only way to do great work is to love what you do.老师It’s going to be hard, but hard does not mean impossible.

做科Your limitation—it’s only your imagination.

普视频粉Push yourself, because no one else is going to do it for you.丝超Wake up with determination. Go to bed with satisfaction.

千万Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.物理Believe you can and you're halfway there.

老师It’s going to be hard, but hard does not mean impossible.做科Don't wait. The time will never be just right.

(责任编辑：安迪威廉姆斯)