北京二号说的真好:"往外求的资源总是有限的，而向内求的，却可以无穷。"

来源: 于 2015-05-07 06:52:36 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

I had better stare out the window now. Maybe some brilliant ideas will come up. LOL...