如果你不能飛，那就奔跑；如果跑不動，就走路；實在不能走，就用爬的。無論如何，你得不斷前進。 If you can't fly then run, if you can't run then walk, if you can't walk then crawl, but whatever you do you have to keep moving forward.

 如果你不能飛，那就奔跑；如果跑不動，就走路；實在不能走，就用爬的。無論如何，你得不斷前進。 If you can't fly then run, if you can't run then walk, if you can't walk then crawl, but whatever you do you have to keep moving forward.
馬丁路德．金恩，美國民權運動領袖