When I was involved with 'Star Wars,' I was very interested in all the backstories, and I used to pepper George with all kinds of questions about anything that crossed my mind, because I was very, very into it. But when the job came to an end, I had to move on.
Don't despise empiric truth. Lots of things work in practice for which the laboratory has never found proof.
I was a fighter pilot, flying Hurricanes all round the Mediterranean. I flew in the Western Desert of Libya, in Greece, in Syria, in Iraq and in Egypt.