- 天壤之别 tiānrǎngzhībié a world of differencelit. the difference between heaven and earth; used to describe a vast gap or a major difference between two things, similar to "poles apart" or "night and day"
- 天壤王郎 tiānrǎngwángláng to be married to an unsatisfactory husband(idiom) used by a woman to express disappointment or dissatisfaction with her husband; based on a story from the "A New Account of the Tales of the World" where the poet Xie Daoyun expressed shock that a man like her husband could exist between heaven and earth