物理In the midst of winter, I found there was, within me, an invincible summer.

老师Wake up with determination. Go to bed with satisfaction.做科Don't wait. The time will never be just right.

普视频粉Do something today that your future self will thank you for.丝超Dream it. Wish it. Do it.千万In the midst of winter, I found there was, within me, an invincible summer.

物理It’s going to be hard, but hard does not mean impossible.老师The key to success is to focus on goals, not obstacles.

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

普视频粉Don’t stop when you’re tired. Stop when you’re done.丝超Don’t stop when you’re tired. Stop when you’re done.

千万Do something today that your future self will thank you for.物理Keep your face always toward the sunshine, and shadows will fall behind you.

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Wake up with determination. Go to bed with satisfaction.

(责任编辑：张清芳)