A good example of this method is the act of walking, which is as simple a use of the body as one can imagine, yet which can become a complex flow activity, almost an art form. A great number of different goals might be set for a walk. For instance, the choice of the itinerary: where one wishes to go, and by what route. Within the overall route, one might select places to stop, or certain landmarks to see. Another goal may be to develop a personal style, a way to move the body easily and efficiently. An economy of motion that maximizes physical well-being is another obvious goal. For measuring
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