Eragon by Christopher Paolini

Summary: When young Eragon finds a polished blue stone in the forest, he thinks it is the lucky discovery of a poor farm boy; perhaps it will buy his adopted family meat for the winter. But when the stone brings a dragon hatchling, Eragon realizes he has stumbled upon a legacy nearly as old as the Empire itself. Overnight his simple life is shattered, and he is thrust into a perilous new world of inescapable destiny, magical forces, and powerful people. With only an ancient sword and the instruction of an old, mysterious, hermit storyteller for guidance, Eragon and the fledgling dragon must navigate the dangerous terrain and dark enemies of an Empire ruled by a Emperor whose evil and power knows no bounds. Can Eragon take up the mantle of the legendary Dragon Riders? The fate of the Empire may rest in his hands….