归根结底

Explanation: Attributed to the fundamental. With "In the final analysis." 　　Source: Zhou Libo, "Shan changes" on the one: "Today is the human world, in the final analysis, or by doing." Thesaurus:  finally, Study the source of this study, In the final analysis, after all, after all, altogether, finally, lastly, on a long view, in a nutshell, make a long story short, by and by, sooner or later, the near future