“For four months, Chatterton thought about the right way and the wrong way to live, and he continued to contemplate his principles. As one patrol bled into another and men died, his thinking solidified, and he began to consider that it might have been for these insights that he had come to Vietnam, that when he had looked into forever over the Atlantic as a child and felt sure that there was more on the other side, it was these ideas that were calling him, ideas about how a man should live.”