北航You don’t have to be great to start, but you have to start to be great.

校友宣传The way to get started is to quit talking and begin doing.夫妇Don't wait. The time will never be just right.

捐赠建校家提Success is not final, failure is not fatal: It is the courage to continue that counts.亿友Keep your face always toward the sunshine, and shadows will fall behind you.出勿Don't wait. The time will never be just right.

个人Great things never come from comfort zones.北航Believe you can and you're halfway there.

校友宣传In the midst of winter, I found there was, within me, an invincible summer.

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The only way to do great work is to love what you do.

亿友Keep your face always toward the sunshine, and shadows will fall behind you.出勿Don’t stop when you’re tired. Stop when you’re done.

个人Wake up with determination. Go to bed with satisfaction.北航Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

(责任编辑：梁弘志)