The poignant words of John D Rockefeller, Jr, “Not long since I sought to formulate in my own mind the things that make life most worth living, without which it would have little meaning. Some of these things have been relegated to bygone days; some are regarded as long since outgrown. Nevertheless I believe they are every one of them fundamental and eternal. They are the principles on which my wife and I have tried to bring up our family; they are the principles in which my father believed and by which he governed his life. They are the principles,...