Read this excerpt from The Call of the Wild.Charles was a middle-aged, lightish-colored man, with weak and watery eyes and a mustache that twisted fiercely and vigorously up, giving the lie to the limply drooping lip it concealed. Hal was a youngster of nineteen or twenty . . . . Both men were manifestly out of place, and why such as they should adventure the North is part of the mystery of things that passes understanding.