Outfitted in a sleeveless wetsuit, I stood on the eastern shore of our local inland Teal Lake and surveyed my strategy for swimming the nearly 2.5 mile length along the shoreline. The water was cold, but at 69 degrees, much warmer than Lake Superior on this June Sunday. I took a deep breath and exhaled slowly, summoning the mindset I had cultivated during the past several months of lap swimming in an indoor pool. I had swum this distance recently, and reassured myself that