物理The way to get started is to quit talking and begin doing.

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

普视频粉In the midst of winter, I found there was, within me, an invincible summer.丝超Push yourself, because no one else is going to do it for you.千万You don’t have to be great to start, but you have to start to be great.

物理The greatest glory in living lies not in never falling, but in rising every time we fall.老师Don't wait. The time will never be just right.

做科Don't wait. The time will never be just right.

普视频粉Don’t stop when you’re tired. Stop when you’re done.丝超The only way to do great work is to love what you do.

千万It’s going to be hard, but hard does not mean impossible.物理Don’t stop when you’re tired. Stop when you’re done.

老师Believe you can and you're halfway there.做科The key to success is to focus on goals, not obstacles.