"Yeah, I just leaned back too fast," he explains, mildly annoyed. It's frustrating, having to be constantly careful about how he moves. It's not something he's particularly good at keeping in mind.

"Hey, have I eve mentioned your life is absolutely bananas?" he says conversationally. Because that's sort of the impression he's left with here. That, and just... getting a deeper understanding of Sherlock, and what him and Joan have been through together.