You assume you know what she needs and what is best for her, while not taking what she feels and thinks into the equation. And while you say you are better off not friends, you certainly display a high level of so-called concern in keeping her away from you as if it is in her best interests.

Really, isn't it just that you're upset she's forgotten everything and not willing to expend the effort to get to know her again? It's childish of you, Patchouli-san.