["Cultish self-righteousness"? "Impressively delusional"? The nerve of him to keep getting into her personal space and flirtariously touching her while blissfully doling out brazen insults has her bristling. She pushes him away, outright shoving her palms against his chest and beating her tail to extricate it from his loose embrace (if her mind weren't in so much turmoil, she might have wondered if she was about to experience his version of his brother's infamous "squeeze"!).]

Enough!! I will hear no more from you on the matter! How dare you, an immoral fishman, judge whether my people have a right to exist or not?!

[He'll probably tease her about that until the cows come home later, and once she's done having her "episode", she'll more likely than not be mortified with herself... but right now, that's how she tries to shut him down.]