剥极将复

Explanation: Weak of stripping Gua, Gua cathode and Yang Fu Fu. Analogy extremes meet and promise better. 　　Source: Qing Shen German submarine, "said Poems first birthday of a child language" volume: "Emperor erotic poem, with the symbol emperor, and all for the frontier, Hang-yin monoid, the stripping pole will be re-designate also." Thesaurus:  Baojizefu, When things are at their worst, they will surely mend