At one time or another we have all seen the image of a lone fisherman, in a pair of waders, standing in the middle of a shallow body of water. The sun is setting in the background and the surface of the water looks as smooth as glass. The fisherman slowly and gracefully lifts his rod from the water and in several fluid motions he commands the line to dance about his head. Then with one last forward arc, his arm and fishing rod working as one, the line rolls out in a straight line in front of him and floats gently down to the surface of the water. He watches the current carry the line f…
