清官难断家务事

Explanation: Then it is difficult to judge fair officials the merits of family disputes. Refers to the things within the family, difficult for outsiders to figure out. 　　Source: Ming Feng Meng, "Yu Shiming words" Section X: "As the saying goes clean government too hard family. I now control your life, mother and child adequate food, clothing, and you look off to do very big." 　　Examples: Is actually a saying of '~', this is the in-laws too hard bed tent things. ★ Qing Cao Xueqin, "Dream of Red Mansions," the eighty-back