Wang Changling is good at quatrains in seven words, and he is called "the poet's son of heaven" and "the master of seven words" together with Li Bai. Wang Changling's quatrains are good at lyricism and psychological description, and can express rich connotations with typical scenes and refined language, which is profound and meaningful.
Li Bai's quatrains are natural and lively, elegant and chic, and can express endless feelings in concise and lively language.