" In 1885, an American economist tried to reckon the extraordinary transformation wrought by what was now 200,000 miles of railroad, more than in all of Europe. It was possible to move one ton of freight one mile for less than seven-tenths of one cent, “a sum so small,” he wrote, “that outside of China it would be difficult to find a coin of equivalent value to give a boy as a reward for carrying an ounce package across a street. "

― Jill Lepore , These Truths: A History of the United States