John Roberts keeps missing the point on ethics and the Supreme Court

What’s been the most difficult decision of Chief Justice John Roberts’ Supreme Court career? No, it wasn’t, say, his 2013 opinion gutting the Voting Rights Act in Shelby County v. Holder, though that will be an important part of his legacy. According to Roberts’ remarks to a legal group on Tuesday, his hardest decision wasn’t a legal one at all but rather — wait for it — putting up a fence. Receiving a prize from the American Law Institute, the chief justice told the crowd: “The hardest decision I had...