The lion, we learn later, was Aslan in disguise. He is determined to guide the children in their journey, even if it means danger and suffering. Though Lewis provided us only with fragments of his wartime experience, we may imagine that, on at least one occasion, he found himself “staggering back to help” a friend under fire, hardly aware of what he was doing. Indeed, the scene would have been familiar to countless soldiers in the Great War, in every war that has ever been fought: the image of a soldier throwing himself into harm’s way to rescue a fallen comrade.