" He could go back to all that now, to the hills and the people among whom he had been bred, and for whom he had been so bitterly homesick, here in the North. But if he did, would there not be another hunger on him all his life? For other scents and sights and sounds; pale and changeful northern skies and the green plover calling? "

― Rosemary Sutcliff , The Eagle of the Ninth