Nuthin' but the melody. This might be a good one to learn the lyrics to. Also, it might be a great one to learn the lyrics to, too. I think you should learn the lyrics to this song! In all seriousness, anytime you learn the lyrics to a song it will help you internalize the rhythm, and pitch changes in the melody. It will also help you internalize the dynamics, and bring that out in your guitar playing. Check out the Carter Family and Tony Rice's version of this classic bluegrass jam tune. This beginner arrangement of John Hardy is closely based on the Carter family's.