Han Bangu, Biography of Han Jia Yi. I want to throw something at the mouse, but I'm afraid I'll break the utensils. Biography of Han Jia Yi: "As the saying goes, this is a good Oracle Bone Inscriptions. A mouse approached a device, but it was afraid to throw it for fear that it would hurt its device. It depends on the distance of your minister! " It means that powerful people are close to the monarch and are loved. I'm afraid that attacking powerful people will offend the monarch. This sentence is often intended to get rid of evil forces, but I have scruples and dare not let go.

Han Shu Jia Yi Chuan by Ban Gu, a historian of the Eastern Han Dynasty