對牛彈琴

Etymology
in the story of the -era musician Gongming Yi (公明儀) playing the zither to a cow, recorded in . Mouzi used this example to illustrate the correct way to explain Buddhism to people with Confucian backgrounds.

Verb

 * 1) to talk about something that one's listener can not understand or turns a deaf ear to; to talk to a brick wall

Descendants
Others: