I don't spend time with-! [He was just going to say Ribbons, but not mentioning Hiling would probably be the wrong thing to do]
If I'd rather do that, why did I come to talk to you? And I want to make things better because... you're my twin... but I'd like to be able to call you my sister. I know I can't yet though.
[There was a difference in his mind. They were twins because they had the same genetic pattern. They needed a relationship to be more than that]