Self-mockery under group pressure. Take a girl as an example, her life circle is definitely dominated by women, and there are many people who are better than herself, so she is under pressure. There is pressure when there is comparison, and she has motivation when there is pressure. In addition, sometimes some boys' opinions also affect girls' psychology, so you can understand why you keep saying that you are fat because you are thin. There will always be thinner people in the world of thin people.