In the morning, in the half-light before dawn, father led us to our Inuit resting place to say goodbye to our families. Then we loaded the sled, hitched the two dogs to the front, and set it off. Father saw us glancing back at the three igloos and the battered skin tents on the banks of the frozen lake. "Don't look back, boys" he ordered. "Look straight ahead and think of the future." And so we marched off across the land. My life by the...