...I'm terribly sorry; it seems I have unknowingly caused some offense. [Wow. Either this kid is always this paranoid or he has the best instincts ever and should be commended.]
I will not make excuses for myself, as a faux pas is still just that, but I assure you, whatever I have done I meant no disrespect. [Throw him a bone here - he's new in town and his manners are over a century outdated.]