The whole book has multiple ties to both acceptance and regret, for they go hand in hand. In the later parts of the book, the narrator talks about his first kill and how he years after the event cannot make himself truly see the justness of killing another human being; why he created a backstory for the kid. However, when the narrator goes on to retell the story to his daughter, it is seen as almost an acceptance of how the past came about and how by sharing his story he can move on. I think the author chose this way to tell the story for a few different reasons. One, it gives almost a peek into the sporadic lives a person lives after going to war. It is not linear to the individual and each moment has a story leading up to it. Second, each segmented piece is focused on a generalized emotion. Lastly, the use of having other main characters and their struggles about facing dying helps make one understand that dying happens differently to all