"The profits of the League will be cut off" means that brothers can get twice the result with half the effort and gain a lot. This sentence comes from "Qi Ce I, the Warring States Policy": "Qi Jinggong asked Guan Zhong about politics and said,' Brothers are blind and confused with gentlemen'." Guan Zhong said, "When I heard about this, a brother cut off his profits." "The" break "here refers to the meaning of judgment and decision. This sentence later became a famous saying of unity, cooperation and Qi Xin's concerted efforts, and was often used to describe the importance of collective strength and team spirit.