[AzPaul]

Originally Posted by cascavel

If you're the only person who remembers (perceives) the world a certain way and everyone else remembers it differently, at what point do you either, go insane, or begin to believe that your own memory is suspect? If no one has ever heard a Beatles song before, then maybe the Beatles never existed and it's all in your head. How long can you hold out?

Wouldn't the songs themselves be proof that they actually exist?