The longer we go without oil from the Persian Gulf, the less we’ll need it, says Christopher Smart for the New York Times. Whatever peace agreement the United States and Iran may cobble together, there will be no quick return to pre-war energy flows through the Strait of Hormuz. Even after the mines are cleared, it will take a brave tanker captain to trust that the passage is once again secure - and higher insurance costs could raise the price of that trip by millions. But with every passing day, the world is learning to live without the Gulf’s seaborne...