秦于二世而亡,其速亡之因素一直被探讨,原因诸多。而秦的暴政之探讨在柳宗元的封建论中已有概详。中国历史认识对于秦朝速亡的考察基本上还停留在这个层面。但实际上,秦二世而亡在暴政的表象下隐藏诸多线索给后人以警示,而制度层面上的失败是探讨其深层原因的重点。 Qin died in II, the reasons for its speed has been explored for many reasons. The discussion of Qin’s tyranny in Liu Zongyuan’s feudal theory has been summarized. Chinese historical understanding of the investigation of the demise of the Qin Dynasty basically remain at this level. However, in fact, Qin II died while under the appearance of tyranny hidden many clues to the posterity warning, and the institutional level of failure is the focus of its underlying causes.