《庄子·列御寇》载有一则故事 ,“朱漫学屠龙于支离益 ,单 (殚 )千金之家 ,三年技成 ,而无所用其巧。”说姓朱的这家伙花三年光景拜师学屠龙之技 ,把家产折腾了个精光 ,学成后却死活找不见试刀的地方。耗掉三年光阴学了一身没用的绝技 ,最终还得拎着刀过穷光蛋的生活 ,这家 “Zhuangzi column Imperial Kou” contains a story, “Zhu Yu diffuse Tu Long in the branch profit, single (殚) daughter of the home, three years of technology, but no use of its clever.” Zhu said the name of this guy flower Three years of landscape apprentice Tu Long technology, the property toss a bit of light, after learning into life but could not find the place to test the knife. Spent three years time learned a useless stunt, and ultimately had to carry a knife over the life of poor light, this