No one is immune to watching that social media dial move up - not even the former Chief Rabbi.
Rabbi Lord Sacks tweeted earlier today that his TED talk video has hit 1.5 million views.
His video, called How we can face the future, together, poses the question: "Is there something we can do, each of us, to be able to face the future without fear?" and proposes solutions to dealing with religious intolerance. This is a message, he said, that is "still very much needed as we enter 2018".
Watch the video here: