(reluctantly impressed): "Finding someone's weakness and exploiting it to your advantage. Just how malicious are you, lass? The leader will want to hear about this. You are not to tell him a single thing you told me, is that clear?"

(just realized something bad will happen): "He wants to find the clues before it's too late."

(matter of fact): "A flaw in the system, though it works best if the participants are similar, or have a connection."