One could almost feel the collective, international gasp at the breaking news of the death on Friday of Supreme Court Justice Ruth Bader Ginsburg, at the age of 87, from complications related to pancreatic cancer. Justice Ginsburg was first diagnosed in 2009, beating back for years a demonic malignancy that claims most lives in less than half that time. She was a warrior—a warrior for civil rights, for gender rights, for constitutional rights, to be sure. But in this moment of American history when democracy itself hangs by a thread, with a yawning crevasse of authoritarianism menacingly before us, perhaps...