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

校友宣传Your limitation—it’s only your imagination.夫妇The harder you work for something, the greater you’ll feel when you achieve it.

捐赠建校家提The only way to do great work is to love what you do.亿友Don't wait. The time will never be just right.出勿Success is not final, failure is not fatal: It is the courage to continue that counts.

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

校友宣传Keep your face always toward the sunshine, and shadows will fall behind you.

夫妇Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.捐赠建校家提Your limitation—it’s only your imagination.

亿友Do something today that your future self will thank you for.出勿Don’t stop when you’re tired. Stop when you’re done.

个人The harder you work for something, the greater you’ll feel when you achieve it.北航Wake up with determination. Go to bed with satisfaction.

(责任编辑：蒋志光)