For me, theory has always opened things up to where I can walk into a room and just by hearing something I know exactly where to go on the guitar. I have a better time playing because I have a variety of colors to bring to the table.
John FruscianteAnd this whole period of time of gradually working at being a better guitar player and songwriter have gradually led me to the point where I feel I'm doing a clearer representation of the thing that I've been feeling inside me since I was four years old.
John Frusciante