If he didn't know exactly what he had done, the Doctor might have wondered just what he'd done in the past lives to deserve this. But that was circular logic.
His hands didn't move from Rose's waist while his face took on something akin to the Oncoming Storm. Almost. At least Jack wasn't mad at him for meddling anymore.
"Do you just keep showing up and hoping that we'll invite you to join? Not big on sharing, me."