Popp makes an aggrieved sound that's sort of a sigh and sort of a squawk. The power of justice and friendship is real, as far as he's concerned. Yes it's only really effective when you back it up with actual power-power but that doesn't make it less real.

"Ugh, you're such a cynic! I used to think I was bad about that, but I'm pretty sure I'm turning into a starry-eyed optimist, just to balance you out!"

He takes a chomp out of his s'more the normal regular sandwich way and not like some sort of dessert archeologist.

"Who's Glenn? The barrier guy?"

Sephiroth doesn't talk about his other friends much - sorry, his other associates. Popp is immediately and visibly interested in whoever else might have left some sort of positive impact on the incredibly sad wasteland of his buddy's psyche.