"Just your standard Romero-style zombie apocalypse. People kept arguing whether it would be the fire or ice but that's the only thing that saves anyone, anymore."

His mouth twitches into resignation.

"It is what it is, and people are what they are." He almost adds something about 'humans being their own worst enemy', which he still might even have said as a human. But he's been making an effort to mind his manners.