He says by merely replying 2 sentences. A tip to carrying on is to have no concern on whether the last word is yours or another's. So kindly play in traffic and enjoy the mute button you have received. Why explain the mute? Simple. Because you seem to want to instigate the encounter and promptly change tone when confronted about sounding immature and crass. This way you are left with the one thing you crave. The final say.