解铃还需系铃人

Explanation: Analogy Who got out of trouble, who have to solve. 　　Usage: The main predicate; for clause, object; analogy Who got out of trouble, who have to solve 　　Source: Song Interpretation Explains "forest _set_," the second volume: "Tai Qin said: Why do not people said: 'Students who solve for'." 　　Examples: "~", So this time Fuyuan back, I still have to figure out what he will. (Lu Xun, "Sixty-nine of the two books") Thesaurus:  Xie Ling Ling, Department, Come home Haixu (literally) medicine for the heart--anything which removes one's worries and cure