成为让别人相信人性善良的理由。
"The truth is rarely pure and never simple."
每个建筑都是一个原型；没有两个是完全相同的。
Economic theory provides the tools, but real-world testing refines them.
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。
Growth comes from embracing change, not resisting it.