[He's not surprised Set and Hayame would be gung-ho about such an idea, and he resolves to try to talk to Hayame about it later. (Set, as far as he's concerned though, is a lost cause.) After a thoughtful pause, he answers.]

I'm against destroying people or shards just because of their association to Zenith. On the other hand... Let me ask you a question in return. Didn't you ever take prisoners of war back in Fódlan?