“For a long time he had believed, hoped, that surely mankind would learn from that war, would carry the lesson into the future. Our war was different, after all, he thought... This time, there were pictures... If we start to forget, then look, see it, the blood, broken pieces of men, the horrible things we can do to each other. That should be enough. He shook his head. But it is not enough. The rest of the world seems to pay no mind to our lesson, and the guns are still getting better... We are killer angels.”
―
Jeff Shaara,
The Last Full Measure