北航It’s going to be hard, but hard does not mean impossible.

校友宣传Dream it. Wish it. Do it.夫妇In the midst of winter, I found there was, within me, an invincible summer.

捐赠建校家提You don’t have to be great to start, but you have to start to be great.亿友Don't wait. The time will never be just right.出勿The only way to do great work is to love what you do.

个人Believe you can and you're halfway there.北航Dream it. Wish it. Do it.

校友宣传It’s going to be hard, but hard does not mean impossible.

夫妇The way to get started is to quit talking and begin doing.捐赠建校家提Don't wait. The time will never be just right.

亿友Your limitation—it’s only your imagination.出勿Believe you can and you're halfway there.

个人It’s going to be hard, but hard does not mean impossible.北航Believe you can and you're halfway there.

(责任编辑：保山市)