[Shun sighs, like he feels like he really shouldn't have to explain this, but at least when he actually speaks his tone is only slightly more agitated than usual.]

Peace is good, but it's also obvious if the war is over. I'm asking about other things. Like what became of what we were fighting for. Home, family - there are things other than peace we wanted from the war. I would have thought you'd know that.

[He might not have the highest opinion of Yuya, but it's pretty obvious to anyone around him for more than a few minutes that he values his friends and comrades.]