The thing gradually passed through my mind as sheer coincidence.I had a good night's sleep in Pittsburgh.I didn't think about the man all next day until,just outside of Zanesville,Ohio.I saw him again.It was a bright sunshiny afternoon.The peaceful Ohio fields,brown with the autumn stubble,lay gleaming in the golden light.I was driving slowly, drinking it in, when the road suddenly ended in a detour.In front of the barrier,he was standing...