I tease you because that's the rapport we have. If someone else does that, consider whether they do it because they think that's how you communicate, or if they simply think less of you. I'd be surprised if it's the latter. [Somewhere in her mind, she's aware that she's speaking to him like a sour child. Though she's conscious of this, she isn't acting on it, at least to some degree. Lexa doesn't want to patronize him.

Which says a lot, because she's a pretty fucking patronizing individual at the end of the day.]

I'm not surprised that you're powerful. I've taken interest in you because I want you to learn how to harness that power correctly. A Commander like myself gains nothing from training someone who's weak.

[In a way, Misato's urging to get her to tell Petre that he's good in some way has come to fruition. She hadn't expected it to, but here they are.]