They come from drastically different backgrounds, clearly. Soldat would understand the mindset if someone bothered to explain it to them, many in HYDRA had the same sort of outlook-- but even then, it wouldn't apply to themselves.

It's a valid question, though, and they shake their head. "Nah. I can listen without them. And the train won't have fireworks." They're just glad things are quiet right now; that won't last forever, they're sure. "Only really need them to drown out those, or if there's people around who don't want to hear my music."