"Already before my teens, amidst the country's surrounding internecine wars and famines, I saw gaunt, ragged refugees flooding into Tianjin. Some begging tearfully for food, some offering to sell their children ... On a forever unforgotten winter morning, ... I came upon a boy of twelve or so, ... crouching stiff and dead in a doorway where he had tried vainly to seek shelter from the freezing night wind."