The most important ingredient to making a song work is the magic. You've got a melody, you've got words, but on the more successful songs, there's a sort of magic glow that just happens and you can feel it happening. It just makes the songs sort of roll out.
Life is an energy field, a bunch of molecules. And these particular molecules formed to make these four guys, who then formed into this band called the Beatles and did all that work. I have to think that was something metaphysical. Something alchemic. Something that must be thought of as magic.