Donald Trump's concept of the federal government's proper role ought to make any conservative cringe. Last week, the GOP's leading candidate answered a question from an Afghanistan veteran named Robert Kitelinger who asked, "In your opinion, what are the top three functions of the United States government?" Trump listed security, healthcare, and education. He said something a little different in August 2015 when he listed his top priorities as the military, veterans and jobs. These two statements are not necessarily irreconcilable of course. In August 2015 he was speaking about what his own priorities as president would be, while in...