Mathematics is the foundation upon which all science is built.

用武力征服城市，用仁慈平息动乱！这治理之道，太智慧了！并且既要有力挽狂澜的能力，也要有安抚人心的胸怀！

When we write programs that "learn", it turns out that we do and they don't.

理解经济周期的关键在于认识到它们是对实际冲击的均衡反应。

一个人真正需要的财富就那么一点点，其余的都是用来炫耀的。