The prosperous times were prosperous, civilized and magnificent. Huai Renhou returned to the south of the Yangtze River, full of enthusiasm for the quiet swallow. Unexpectedly, the shadow of the candle flickered, the sound of the ax was chaotic, and the ambition was far away. You are far away, look back, look back at the country behind you. The shadow of the sword is disturbed by the turmoil, the light of the sword is cold, the time is full of mourning, the music and songs disperse, and you are silent. Excerpted from the work of a certain emperor.