I think it's like music for the sake of music, and a lot of the words stem from liking music a lot, wanting to be a good band and having a good sense of humour, and living in a situation where we're free to pretty much do what we want.
At the age of 20 I bought a used Fiat 127. This was the only one I could afford!
Reading a book is like re-writing it for yourself. You bring to a novel, anything you read, all your experience of the world. You bring your history and you read it in your own terms.