[It's less fun if he has to speak plainly, but Ren just shrugs slightly and lets it go. He's still clearly playing to his own tune and nobody else's regardless of what she's actually saying to him.]

A lot of us only just arrived here ourselves. If you're going to lash out about something, it's more effective to understand what it is you're lashing out at before you do it, isn't it?

[So he's not implying she's lashing out herself...but it definitely looks like she is from where he's standing. True, it looks a lot like it's mostly born of fear, but there's definitely a lot of misplaced pride in there as well.]