The concept of law involves the union of primary rules of obligation with secondary rules of recognition, change, and adjudication.

Customer needs are the source of our innovation. Only by truly understanding the market can we provide valuable products and services.

每本书都是一次前往未知世界的旅行，充满了可能性。

如果你的目标没有时间表，那它就只是一个梦想。

重要的不是你说什么，而是你做什么。

最可信的实证研究通常来自设计清晰透明、假设公开可见的研究。