I guess I would know more about permaculture than most people, and I can't define it. It's multi-dimensional - chaos theory was inevitably involved in it from the beginning.
Bill MollisonPermaculture is something with a million heads. It's a way of thinking which is already loose, and you can't put a way of thinking back in the box.
Bill MollisonIf and when the whole world is secure, we have won a right to explore space, and the oceans. Until we have demonstrated that we can establish a productive and secure earth society, we do not belong anywhere else, nor (I suspect) would we be welcome elsewhere.
Bill Mollison