Wu Qi went to Zhongshan as a general of Wei State, and the soldiers got sick. Wu Qi knelt down and sucked out the pus from the wound for him. The soldier's mother cried when she saw it. Others asked, "The general is so kind to your son, why are you crying?" The soldier's mother said: "At the beginning, when his father was ill, the general treated him like this, and his father died to repay the general's kindness. Today, the general treated my son like this. He will fight and die, so