Humanity's legacy of stories and storytelling is the most precious we have. All wisdom is in our stories and songs. A story is how we construct our experiences. At the very simplest, it can be: 'He/she was born, lived, died.' Probably that is the template of our stories - a beginning, middle, and end. This structure is in our minds.
The World War I, I'm a child of World War I. And I really know about the children of war. Because both my parents were both badly damaged by the war. My father, physically, and both mentally and emotionally. So, I know exactly what it's like to be brought up in an atmosphere of a continual harping on the war.