Oh, he understands complicated. He understands far too well.

"Kind of you," Watson says, nodding. "The two of you... well, you fight like cats, I've seen you at it, but you're also clearly very close. You care for each other deeply."

He's seen less happy marriages, to be honest. And he's very purposely not asking questions, because this is less about his own curiosity and more about letting Ed sort things out with a non-judgmental audience, if he wants.