经济史告诉我们，改变是可能的，但很少是容易的。

债务要么产生于契约，要么产生于侵权行为。

The study of cognition is the study of how human beings understand their world.

The trick is to pay attention to what's happening around you and to keep writing.

"The only way to escape the mundane is for you to constantly be evolving."

世界上最让我难以理解的就是所得税。

我写作是为了揭露社会的隐藏伤口。