'Meg's brothers were lucky. They joined the army when they turned eighteen: first Liam, then Stuart. When reveille sounded, they sat up in their bunks and pulled on their boots. They washed their faces with a towel dipped in cold water, raised their arms and rolled on deodorant, then drained cups of sugary coffee in the mess hall. They weren’t required to consider existential questions; they simply had to do their jobs.' (Introduction)