Joni’s lyrics alone are beautiful poems, even without the music. Compare that to, say, Madonna - whose lyrics are nonsensical repetition.
Voice of an Angel “For Free” 1970http://www.youtube.com/watch?v=BeQDSkWWSpY
I cannot remember the name of the song, but in her lyrics somewhere, she sings of a frustrated poet, struggling to convey the intensity of his vision while writing with his legs tucked beneath a desk of unfruited wood. Nice.