The one thing I do have is good ears. I don't mean perfect pitch, but ears for picking things up. I developed my ear through piano theory, but I never had a guitar lesson in my life, except from Eric Clapton off of records. ↗
Every theory presented as a scientific concept is just that; it's a theory that tries to explain more about the world than previous theories have done. It is open to being challenged and to being proven incorrect. ↗