This is how you can tell they're related, just look how similarly they think!

He doesn't look particularly put-off by the rejection, simply turning his attention back to the increasingly more smudgy map. "If something happened to you then I'd get all the treasure by myself, obviously." Lies, he'd try to save his bro--but nobody has to know that. "Anyway, you aren't actually gonna get into serious trouble, are you? We got this far without any."