The truth is that high-speed rail doesn’t work in Europe or Asia either. Japan and France have both spent about as much on high-speed rail as they have on their intercity freeway systems, yet the average residents of those countries travel by car 10 to 20 times as much as they travel by high-speed rail. They also fly domestically more than they take high-speed rail. While the highways and airlines pay for themselves out of gas taxes and other user fees, high-speed rail is heavily subsidized and serves only a tiny urban elite. Obama uses the fact that France, Japan,...