Shigu said: "It's a pleasure to be upset." So the King of Qin was not upset and struck the fou. ——"Historical Records" Another example: Yiyi (happy look) Yieng Yue is convinced, and he is convinced. ——"Erya". Guo Pu's note: It all means being happy and obeying. Another example is: Yiyue (making one feel happy). Changing Yi means changing. From the mountain to the east, it may be called Qian, or Yiyi (濿) yìhappy, joyful.