[Whatever is going on... Scott thinks that she shouldn't be alone, even if she is kind of crazy and everything. Maybe that's more of a reason not to push her away-- at least to Scott. He's her friend.]

Just because they've might been right about one thing doesn't mean they're right about others. I don't want you to keep your distance, okay? That sort of thing sucks.

[Being alone and isolated from everyone really sucks. Maybe he's only experienced it in the context of his old high school, but he really felt that way. Probably why he ditched class often and felt so aimless back then.]