The setting sun shone on the branches, and the mottled leaves were sprinkled with mottled light and shadow, as if time had stopped here. Three thousand weak water, only take a ladle to drink, fade away the lead and return to innocence. How much joy is there in a dream of life? the reeds and rushes are grey, white dew frosted. The concubine laughs at the falling snow and willow flowers. Time flies. These literary words and sentences made people feel the ruthlessness of time and the impermanence of life.