I am the enemy you killed, my friend. (40)
This guy knows that he's talking to the guy who killed him, but he still addresses him as "friend." Not because he's crazy, but because he's forgiven him. He knows that it was because of the awful war that he did it, and in a way, it wasn't his fault.
Let us sleep now…" (44)
Speaker number two is offering the ultimate truce. He wants them to rest from the trials and horrors of war. Even though we know that's not really going to be possible in hell, it's really the thought that counts with this one.