Quaker philosopher Rufus Jones once told a true story about a man who owned a summer cottage on the coast of Maine who was determined to start a Sunday School class for children who lived on a nearby offshore island. He sailed to the island in his boat, gathered the children together, and began to instruct them in matters of faith. Hardly knowing where to begin, he decided to start with something familiar to all the youngsters. The Atlantic Ocean surrounded their island. They saw it every day. He would begin wi…