良工心苦

Explanation: Good work: craft clever craftsman. Describe the works of outstanding artists, both in the painstaking creative process. 　　Usage: Contraction type; as object; 　　Source: Tandoori just "pine respecting Lee shoji theme song" poem: "cents-off means known blind date, I find the good hard work with Independent." 　　Examples: Listening the sound, such as the one, no traces of high and low were intermittent, although said ~, then the heart of the deep, in're buried. ★ Qing Li Yu, "Leisure even mind exercises" Thesaurus:  Good work painstaking