[The downside of his current vantage point is that he isn't sure how to interpret the shakiness or the emotion weighing down Kitty's words.
Maybe he said too much again. There were a few instances with Lucy where he had said more than she was ready to hear; they all worked out, but he clearly didn't learn anything from those experiences. It's just so important to him that the people he loves know that beyond all possible doubt. He doesn't want to chance losing someone before they understand how much they mean to him.
He also doesn't want to chance losing someone because they feel pressured or overwhelmed. It's a complicated dance and he's not the best dancer.]
Do you mean that? [He doesn't move to check her expression. If she is feeling overwhelmed and uncomfortable, he would rather hear it than see it.] If you don't want to hear it, I won't say it again.