怡情养性
      Explanation: That Yi Yang temperament.
      Source: Mao Dun, "how to appreciate works of art," They Back then, the one written by classical poem, ode, song, legend, fiction, and even unofficial, notes, as a 'hybrid view', by learning the history of scholar after Bo, may also wish to read about it, in order to 'builds character', 'erudite'. "