you can’t understand the success of the United States without recognizing that it is separated from European and Asian powers by two oceans and blessed with most of the minerals, metals, and other natural resources it needs to be prosperous and self-sufficient, including the topsoil, water, and temperate climate that allows it to produce most of its own food. These factors enabled it to be largely isolationist until a little more than a century ago while investing in education, infrastructure, and innovation in ways that made it strong.