Folklore, Hurston said, is the art people create before they find out there is such as thing as art; it come from a folk's "first wondering contact with natural law"—that is, laws of human nature as well as laws of natural process, the truths of a group's experience as well as the principles of physics. These interpretations of nature, called "unscientific" or "crude," often turn out to be wise and poetic explanations for the ways of the world. The parable of the hog under the oak tree—he eats and grunts but never looks up to see where the acorns are coming from—teaches less about the laws of gravity than about the importance of looking for the sources of good fortune…. The folklorist learns to respect these wondering beliefs as artistic expressions which teach one how to live, and Hurston had learned a good deal about...