A: A slipper? It seems to me that a slipper has nothing to do with encouragement. A slipper is not symbolic at all. Please tell me the story in detail.

• 一只拖鞋?拖鞋和鼓励之间能有什么关系?一只拖鞋根本没有象征意义。请告诉我是怎么回事。