吹毛洗垢

Explanation: Blowing hair and wash away the skin of the possession of dirt. Metaphor of a means to find fault or shortcomings of others. 　　Source: "Ruthless Northern Qi Chuan Song Book Tour Road" Tour Road temperament Qiu defended, non-Stanford mouth wash Chuimao scale, sore defect character. " 　　Examples: By Chen ~, knowing the crime plot, such as mountains; Bachelor sort out, so that measures against Yen landless. ★ Ming CHEN Ru-Yuan "lotus note Releasing Resentment"