Ahhh. OK. Well from his tone & actions it was obvious he wasn't exactly your biggest fan - I just didn't know if it was mutual or if you even knew what caused the ire, which now I realize you do. So this isn't really a mystery here, this is two proud/stubborn/principled people with a bit of old history relishing in pushing each other's buttons. I'm not saying you shouldn't, but it just explains a lot to the rest of us.
For what it's worth, based on what little I know, I'd say his potshot at you slightly tarnished his own reputation more than his words tarnished yours.