THE year of 1718 seems very dim and far away, but the tall lad who sauntered down to the harbor of Charles Town, South Carolina, on a fine, bright morning, was much like the youngsters of this generation. His clothes were quite different, it is true, and he lived in a queer, rough world, but he detested grammar and arithmetic and loved adventure, and would have made a sturdy tackle for a modern high-school football team. He wore a peaked straw hat...