Cut off one's hand
Duanshouxuyu, a Chinese idiom, Pinyin is Du à NSH à UX à y à, which means to cut off your hand and connect it with another piece of jade. It's from Han Feizi, employing people.
Idiom explanation
Cut off: cut off; continue: connect.
The origin of Idioms
"Han Feizi's employment" says: "if you don't look inside the private door, you should pay less attention to things, and you should be virtuous enough to force disaster. It's a way to break your hand and continue to use jade. There is a disaster of changing your body in the past."
Chinese PinYin : duān shóu xù yù
Cut off one's hand
Lead a wolf to defend himself. yǐn láng zì wèi
the nine schools of thought and three religions. sān jiào jiǔ liú