Have we learned nothing? One speech at the Golden Globes — admittedly a barn-burner — and here comes the drumbeat for a billionaire celebrity with no governing experience to run for president. “I’m on the bus with Oprah,” Jimmy Kimmel said. “She’s running,” tweeted former “Hamilton” star Leslie Odom Jr. “A new day is on the way.” Even a major network endorsed her. “Nothing but respect for OUR future president,” read a tweet on NBC’s verified account (since deleted). Oprah, who until Sunday night insisted she would never run for president — “I will never run for public office,” she...