[Hello there, indeed. And who is this fellow? Nathan supposes that for the moment he can forgive the interruption, if only because the guy is making him look better.]

You hear that? Nazi! [Nathan's grin is practically manic as he puts his hands triumphantly on his hips.] I know a sick bastard when I see one.

[And speaking of potential sick bastards.]

And how do you know so much, anyway? Are you one of those history nerd types?