How to refute others' saying "you are stupid"

But you can say: I don't know what you mean, but if you say so, it will only damage your quality.

On the one hand, tell him that you are not satisfied with what she said.

On the other hand, people are good-looking animals, so she will feel embarrassed.

It is suggested that both sides should not scold each other, which will not only hurt each other's feelings, but also distract their learning attention because of such a trivial matter. After all, they are still students.

Remember that swearing proves nothing, but the quality and image of the swearing person.