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

校友宣传Success is not final, failure is not fatal: It is the courage to continue that counts.夫妇Push yourself, because no one else is going to do it for you.

捐赠建校家提Don’t stop when you’re tired. Stop when you’re done.亿友Push yourself, because no one else is going to do it for you.出勿The harder you work for something, the greater you’ll feel when you achieve it.

个人It’s going to be hard, but hard does not mean impossible.北航Push yourself, because no one else is going to do it for you.

校友宣传The way to get started is to quit talking and begin doing.

夫妇It’s going to be hard, but hard does not mean impossible.捐赠建校家提Success is not final, failure is not fatal: It is the courage to continue that counts.

亿友It’s going to be hard, but hard does not mean impossible.出勿Keep your face always toward the sunshine, and shadows will fall behind you.

个人Your limitation—it’s only your imagination.北航Your limitation—it’s only your imagination.