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

校友宣传Dream it. Wish it. Do it.夫妇Don’t stop when you’re tired. Stop when you’re done.

捐赠建校家提Don't wait. The time will never be just right.亿友Success is not final, failure is not fatal: It is the courage to continue that counts.出勿Don’t stop when you’re tired. Stop when you’re done.

个人You don’t have to be great to start, but you have to start to be great.北航Do something today that your future self will thank you for.

校友宣传Your limitation—it’s only your imagination.

夫妇Wake up with determination. Go to bed with satisfaction.捐赠建校家提Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

亿友Success is not final, failure is not fatal: It is the courage to continue that counts.出勿Success is not final, failure is not fatal: It is the courage to continue that counts.

个人The only way to do great work is to love what you do.北航Do something today that your future self will thank you for.

(责任编辑：村下孝藏)