Many Americans have grown increasingly numb from a seemingly endless stream of dispiriting stories highlighting our political leaders’ fading commitment to democracy. However, if anything has the potential to awaken us from our stupor of exhaustion, it must be the recent news that Ginni Thomas, wife of Supreme Court Justice Clarence Thomas, attended the Jan. 6 populist rally at the Ellipse in Washington, which preceded that day's Capitol riot. Thomas and her political activities have long raised eyebrows. Thomas is a conservative activist, with close ties to organizations that support many causes and positions that parallel cases that have appeared,...