[Oh, now Ed was curious, and he was certain that this guy had actually had the real Philosopher's Stone. Some how.]
Wait. You're telling me...you know about the Philosopher's Stone? How?! I thought...it was something only from alchemy!
[Somehow they'd gone from fighting to talking about the Stone. Yeah, that's Ed for you. Don't mind him. Especially this Ed. He takes anything about the Stone a little too seriously.]