"Picking chrysanthemums under the eastern fence, leisurely seeing the southern mountains", retreating freely and freely; "The peach blossom fairy planted peach trees and picked peach blossoms to exchange for wine money", retreating wildly and open-mindedly; "How can I bow my head and serve the powerful and make me unhappy", retreating arrogantly and passionately... Facing fame, they chose to retreat; facing filth, they chose to retreat.