Ronald Dworkin cogently objected the legal positivism leaded by H.L.A.Hart by his principle thesis in 1970s, then a lot of debates on issues in question had been following.

• 摘要20世纪70年代德沃金提出了“原则论题”，批评以哈特为代表的分析实证主义法律理论，此后展开了一系列极具意义的理论争论。