I try to take a walk five days of every week. The course is approximately three and one-half miles and crosses some beautiful terrain in the valley where I reside. It goes one direction and then reverses itself. During one part of the walk, the wind will be behind me, assisting by allowing me to move at a faster and brisker pace. It is always enjoyable when this happens, as I appear stronger and quicker than normal.

Richard T. Case & Lawrence A. Collett Purchase on Amazon Assume we are entering a huge maze, enormous both in terms of its length and the number of choices required to finish the course. After a few feet, we must make our first decision. We may have only two ways [...]