Oh no, he did not just use a tone on her.

"Can't stand, hate, please forgive me that I couldn't get the right level of contempt down."

Although there's a lot of contempt coming from her right now, she's down right defensive. Someone must've poked a nerve.

"And what kind of universe did you come from where you couldn't follow the golden 'robots in disguise' rule? I can't...how would humans even kill you? They're humans."