折疑論 4.14

4.14

'If one plays the music of Zheng and Wei and sings of worldly customs, with melodies matching contemporary habits and rhymes suiting the songs of Ba, those who hear it will surely know how to join in without waiting to be taught. Why is this? Because it suits what they know. (The songs of Zheng and Wei are licentious sounds; they suit worldly customs. Why is it that, like the songs of Ba, many know how to harmonize? Because it accords with what they know.)