不主故常

Explanation: Guchang: the old routine and habits. Confined in the old _set_. 　　Usage: Verb-object type; for the predicate; described nonconformist 　　Source: Song Zhuang Zhou Warring States, "Zhuang Tian-yun": "The sound can be short to long, can be just soft to the change of homogeneity, not the main Guchang." 　　Examples: While the plates of the gas, flames of light, visit the Li River frustrated, ~. (Qing Mo Youzhi "Notes and Commentaries Preface")