The world is everything that is the case.
麦克斯韦方程式不足以设计电动机不是计算机的错。
History isn't what happened. History is just what historians tell us.
Cryptography is about communication in the presence of adversaries.
The best way to understand labor markets is to look at real-world data, not just theoretical models.
理解劳动力市场的最佳方式是观察现实数据，而不仅仅是理论模型。