Through research the theory of John Austin, Hans Kelsen, and Hart, the Separation Thesis is the key to understanding positivism, which object the necessary connection between law and morality.

• 通过分析奥斯丁、凯尔森以及哈特三人理论的共同点，我认为，坚持法律与道德之间不存在必然关系的分离命题是某一理论得以称为实证主义的主要条件。