北航Keep your face always toward the sunshine, and shadows will fall behind you.

校友宣传Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.夫妇Don’t stop when you’re tired. Stop when you’re done.

捐赠建校家提Believe you can and you're halfway there.亿友Don’t stop when you’re tired. Stop when you’re done.出勿You don’t have to be great to start, but you have to start to be great.

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

校友宣传Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

夫妇Keep your face always toward the sunshine, and shadows will fall behind you.捐赠建校家提Don't wait. The time will never be just right.

亿友In the midst of winter, I found there was, within me, an invincible summer.出勿Dream it. Wish it. Do it.

个人The way to get started is to quit talking and begin doing.北航Your limitation—it’s only your imagination.

(责任编辑：潘越云)