Read the excerpt from "Clara Barton’s Childhood.”There was, directly in front of the house, a small, circular, natural pond, fed by springs in the bottom and surrounded by a circle of hills forming a basin in which the little pond basked and slept through the summer, welcoming visitors who wished to escape the summer heat. But in winter it became a thing of beauty and a joy forever to the skater. From its sheltered position it froze smooth, even, and dazzling, and had no danger spots.