The survival of wilderness -- of places that we do not change, where we allow the existence of creatures we perceive as dangerous -- is necessary. Our sanity probably requires it. These places function, whether we intend them to or not, as sacred groves -- places we respect and leave alone, not because we understand well what goes on there, but because we do not.
Music is not merely a rhythmic arrangement of notes, but derives its life from the matrix of silence out of which it arises and into which it flows. And it is the silence between the notes that gives them meaning and grace.