We’ve just gotten our first look at the Donald J. Trump Presidential Library, and it’s a gigantic, gaudy, self-aggrandizing monument to the 45th and 47th president. What else would you expect? Presidential libraries are “repositories of history that are designed to hold, preserve and provide access to the archives” of former presidents, according to the National Archives. Over time, the term has “come to describe entire facilities, museums and campuses dedicated to the history and legacy of a president.” Many Americans would prefer there to be no facility celebrating Donald Trump’s legacy. But if you accept that Trump’s simply not...