"[I]f partisans endorse the unspoken but clear message 'We’ll always protect the unethical ones on our side,' it guarantees they’ll get more unethical behavior. They’re sending the signal to all aspiring leaders within their movement that they would rather live with bad behavior on their own side than give the other side a 'win.'" . . . . What if there was a broad political agreement that, starting in 2018, character counts again for everybody on both sides?