It's also not unusual for writers to look backward. Because that's your pool of resources.

The long and winding road that leads to your door / Will never disappear, / I've seen that road before it always leads me here, / Leads me to your door.

If anyone was the Fifth Beatle, it was Brian [Epstein].

I doubt very much if The Beatles would have happened if it was not for Elvis.

Most people don't know that I invented the selfie.

Pete Ham in the group was a very good writer. He wrote the Nilsson song "Without You", which is a seriously good song. But the poor fellow topped himself. He was a lovely bloke, I can still see him now. It was a terrible loss.

Lady Madonna lying on the bed Listen to the music playing in your head.