It was once as big as the fear of flying, and it helped show the way to psychotherapy and the modern treatment of traumatic stress.
A lot of people still remember how great it was to ride in the old Pullmans, how curiously regal to have a simple, well-cooked meal in the dining car. Those memories are perfectly accurate, and that lost pleasure holds a lesson for us that extends beyond mere nostalgia.
The iron horses that built America are nearly all gathered on the other side of Jordan