Jack's expression darkens momentarily, as he's reminded of two other Bauers who "did what they had to do". Or at least what they felt they had to do. He might be working on forgiving himself for the things he's done, but he's not sure he'll ever be able to forgive his father and brother for everything they'd done.

"Yeah, it does," he says, reaching the top of the stairs. "Now that I think of it I don't think I got the chance to tell you the bar rules, either. Basically it's just no violence, no outside business, and no sex in the bar. Pretty easy to remember; most of the time at least."