What quote should I use to support the theme in the short story "Cranes" by Hwang Sunwon?

In "," two childhood friends find themselves on opposite sides of the Korean
War, with most of the conflict occurring at the 38th parallel, which is referenced in the story.
Friendship is certainly a theme and has been referenced here. Also worth noting is another
theme: War creates ideological conflict based on circumstances that may not
represent individual beliefs.

After all, these two boys are
childhood friends. They intimately know each other's families and the struggles they have
overcome. They share memories, like sneaking out to smoke dried gourd leaves, hidden from the
adults. They also share a time when younger Tokchae plucked chestnut needles out of Songsam's
bottom. Yet here they are under governments that tell them that they have nothing in common and
that any person on the opposing side of war deserves death.

One quote that
illustrates this:

They made me vice-chairman of the
league because I was one of the poorest and I was a hardworking farmer. If that constitutes
a...