More than any other technical design or social institution, the railway stands for modernity. No competing form of transport, no subsequent technological innovation, no other industry has wrought or facilitated change on the scale that has been brought about by the invention and adoption of the railway. Try to think of a world before the railway and the meaning of distance and the impediment it imposed when the time it took to travel from, for example, Paris to Rome—and the means employed to do so—had changed little for two millennia.
