We spend a lot of time communicating with people every day, and gossip always takes more time than serious work. According to the survey, people feel that gossip seems to be meaningless recreation. So, why do people like the seemingly useless gossip? In Robin Dunbar's research, gossip can be traced back to the social grooming behaviour of apes, which can help them understand their living environment and establish group relationships, like the glue of social relations. In interpersonal connections, gossip actually has many functional values.