I posted a funny picture, and my friend commented that you city people really know how to play. What should I say? Be humorous.

Xiao Ming asked the teacher, "The currency has depreciated too much. Is there any way to make the currency appreciate? "

Teacher: "First, make two holes in the 1 dollar coin."

Xiao Ming: "Ah? All right, it's done. Then what? "

Teacher: "... so you got a button worth 4 yuan."

Xiaoming: "You have learned a lot!"