ˊㄉㄨˊㄅㄨˋㄓㄤˋzhàngㄈㄨ

  1. 不能心狠手辣不是大丈夫·一回》:合著常言恨小非君子,無毒不丈夫。』」

no poison, no great man (idiom)​; A great man has to be ruthless.