1. Lian Po took the blame and apologized: The veteran general Lian Po and the prime minister Lin Xiangru were at odds. Lian Po bullied him everywhere, but Lin Xiangru repeatedly tolerated it. Later, Lian Po learned of Lin Xiangru’s good intentions and personally got naked and carried his Following Jingtiao, he came to Lin Xiangru's house to plead guilty. Lin Xiangru forgave Lian Po, and the two finally became friends who vowed to live and die together.

2. Cao Cao cut off his hair and replaced his head: During the Three Kingdoms period, Cao Cao stipulated when he sent troops to Wancheng: "Any generals, big or small, who cross wheat fields and trample them will be beheaded." So all the soldiers on horseback dismounted, He carefully helped the wheat pass, but Cao Cao's horse was frightened and trampled the wheat field. He very seriously asked the law enforcement officials to convict him. The law enforcement officials believed that people who held noble positions could not be punished. Cao Cao believed that: he made laws by himself, How could he win the trust of the army when he violated the law? So he took up his sword and cut off his hair, telling the three armies: "The Prime Minister stepped on the wheat. He should have ordered his beheading, but now he will cut off his hair instead."