A Riddle See them dance. The have no leader. They have no music but their own voices, nor have they studied any choreography. Each goes where he will. But their dance is the most graceful, the most harmonious of all dances. There are no dancers more lithe than they are. They turn and weave so that they seem to have a single mind. This seems the least difficult work for them. Do any dancers make greater beauty with less effort? But they take not a single step.