How we cite our quotes: All quotations are from Harry Potter and the Deathly Hallows – Part 1.
Quote #7
RON: Yeah, I'm still here. But you two carry on. Don't let me spoil the fun.
HARRY: What's wrong?
RON: Wrong? Nothing's wrong. Not according to you, anyway.
[…]
RON: And you? Are you coming or you staying? Fine. I get it. I saw you two the other night.
HERMIONE: Ron, that's. . .that's nothing. Ron . . .Ron, where are you going? Please, come back. Ron. Ron!
In large part because he's had to wear Voldemort's nasty Horcrux around, Ron has become uber suspicious of Harry and Hermione's friendship and convinced that Harry is somehow holding out on them in terms of his plan for finding Horcruxes.