Do as I say, not as I do. Barack Obama sat down with NPR’s Steve Inskeep for one of his final in-depth interviews as president, and decided to offer his successor a little advice. Try working with Congress, and avoid unilateral executive action, says the man who should know: “Keep in mind, though, that my strong preference has always been to legislate when I can get legislation done,” Obama said from the Cabinet Room in the White House. “In my first two years, I wasn’t relying on executive powers, because I had big majorities in the Congress and we were...