 At Harvard, he studied literary criticism under Irving Babbitt, whose New Humanism helped shape his conservative literary tenets.After his return to China in 1926, he began a long career as a professor of English at several universities, including Peking University, Tsingtao University, and Jinan University.He also served as the editor of a succession of literary supplements and periodicals, including the famous "Crescent Moon Monthly" (1928–1933).