Just when John Lennon had found peace and contentment on this earth - as a husband to Yoko and a father to Sean - he was robbed of his life. We all shine on.
(If the video is removed, go here.)
Days of remembrance like this one encourage hyperbole. Even so, is there a more thrilling chorus in all of pop music than what you hear above? It's passionate and defiant. It surges with life and burns with John's singular spirit. It's the sound of triumph.