In addition, Zhang Wuji's method of extorting a confession from Zhao Min at Lvliu Villa in "Eternal Dragon Slayer" also seems to belong to "laughing punishment". In ancient Rome, laughing punishment was to soak a person's feet in salt solution and let the sheep lick his feet. The functional parts are not only the soles of feet, but also armpits, neck, trunk, knees, abdomen, ribs and navel. During World War II, a man named Henhegel witnessed the cruel torture of the Nazis and wrote a book called The Man with the Pink Triangle. Describe the process from laughing, laughing, crying to sobbing. In "Hand-Foot Abuse" written by Vrenon Wiehe, itching, as a kind of physical abuse, can cause strong physiological reactions, including vomiting and loss of consciousness.