[Her shoulders relax, as if his bit of candidness there has absolved a lot of her confusion.]

I see. Well, that would explain why that plan was far more demented than usual. [That's not a low bar, either. She takes a moment to consider it, and then exhales, crossing her arms.]

...You'll never be able to destroy everything that threatens you. There will always be another foe, another fear, another challenge. And... sometimes, slaying one enemy only beckons more to take their place.

You aren't the only one that can be inspired to act out of a need for vengeance.