It’s too good. It’s beyond comical. For the past week or so, liberal America has been apoplectic over President Trump’s new addition to the White House. He’s renovating the East Room so that a proper ballroom can be on the grounds, a venue that can accommodate at least 650 people. The president of the United States will forever have a place for official state dinners and other events—no more tents on the lawn. And yet, you’d think Trump ordered a slash-and-burn of the entire residence. Other presidents have done this—it’s not a big deal. The project is being funded by...