It might be selfish to feel that way, but I suppose we can't help it.

[When the war was brought up again, Minato's smile falls.] Ah, yes, the war. Naruto mentioned it in passing, though unintentionally. I hope no one is gravely hurt. [But that might be asking too much given how he knows the perils of war. He just lost two of his students in it back home and it still pains Minato to remember this.]