"Writing about music is like dancing about architecture"
--Elvis Costello, in an interview by Timothy White entitled "A Man out of Time Beats the Clock." Musician magazine No. 60 (October 1983), p. 52.
The citation is from here
It is otherwise attributed to just about every comedian, architect and musician that has ever stringed a sentence together.
I think it sums up what I have been trying to say for the last few years.