College girlfriends are annoying.
This woman has psychological problems. If a man is excellent, he will say that he is insecure. If he is not good, he will say that he is not good, or that he is not as good as she thinks. If he is really better than she thinks, he is afraid that he will run away with another woman. In fact, there are one or two such women in each class. At least, can't you find a normal one?