expert craftsmanship is the result of long practice and hard work
Chinese idiom, Pinyin is l á NGG ō NGX ī NK ǔ, describes the works of excellent artists, in the process of creation, all the efforts. It comes from Du Fu's poem "song about Li Zunshi's pine trees".
The origin of Idioms
Du Fu of Tang Dynasty wrote a poem about Li Zunshi's song about pine trees: "it's known that Xianke is willing to go on a blind date, but he feels that the heart of a good worker is bitter."
Idiom usage
The author of this paper is deeply concerned with the author's work, though he says that he has done a good job. Li Yu, Qing Dynasty
Analysis of Idioms
Good work and hard work
expert craftsmanship is the result of long practice and hard work
Without skin, how can hair be attached - pí zhī bù cún,máo jiāng yān fù