孔子说：“《关雎》这篇诗，快乐却不淫秽，悲哀却不伤痛。”

今天种下的每一棵树都是对明天的承诺。

This is the map that shows us where we're going. And this is the map that shows us where we've been. And it's never ever ugly.

理论物理对于实验物理学家，就像和声理论对于作曲家一样。

"The beauty of computational complexity lies in its ability to reveal the inherent difficulty of problems, regardless of the specific algorithms used to solve them."

市场失灵的程度永远不会为零，但政府失灵的程度同样如此。

我不是说唱歌手，我是一个阿拉伯语的传奇。