Modern equivalent: don't text or email when you can call, don't call when you can speak face to face, don't speak face to face if you can wink you see powerful

Modern equivalent: don't text or email when you can call, don't call when you can speak face to face, don't speak face to face if you can wink you see powerful people following this advice all the time, like with Bill Clinton and Loretta Lynch’s tarmac meeting. He flew in a plane to talk face to face just to ensure it wouldn't get recorded.