You need to put what you learn into practice and do it over and over again until it's a habit. I always say 'Seeing is not believing. Doing is believing.' There is a lot to learn about fitness nutrition and emotions but once you do you can master them instead of them mastering you.
I guess the two Manifesto Communicating Vessels Mad Love and some of his poetry made a significant mark on me but as far as bringing a literary element into the music I see it as a much broader assimilation.