函矢相攻

Explanation: Refers to the contradictory 　　Usage: The main predicate; as predicate, object; containing derogatory 　　Source: Qin Meng Ke, "Mencius lla": "arrows do not hurt people fear, fear of wounding one letter." 　　Examples: Scholar - this husband, with cicada cicada noise. ★ Tang Liu Yuxi, "A state Douzhong Cheng Yung book"