(It was amusing reading the progressively-narrower posts in this thread....)
Yeah, it's like reading Japanese all of a sudden.
This is not the behaviour of someone who has accepted responsibility for doing something bad
See, I recognise this behaviour, and I agree it seems designed to take some of the heat off of him, but I don't think it necessarily means he doesn't feel he deserves the heat. I think his self-deprecations were honest. That he's trying to be charming only suggests to me he's automatically trying to ward off pain.