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

校友宣传In the midst of winter, I found there was, within me, an invincible summer.夫妇Keep your face always toward the sunshine, and shadows will fall behind you.

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Your limitation—it’s only your imagination.出勿The only way to do great work is to love what you do.

个人Do something today that your future self will thank you for.北航Great things never come from comfort zones.

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

夫妇Your limitation—it’s only your imagination.捐赠建校家提Push yourself, because no one else is going to do it for you.

亿友It’s going to be hard, but hard does not mean impossible.出勿In the midst of winter, I found there was, within me, an invincible summer.

个人The only way to do great work is to love what you do.北航The harder you work for something, the greater you’ll feel when you achieve it.

(责任编辑：戚薇)