This transformation is already proceeding, and if we want to consciously find these evolutionary currents operating in our own being as well--if we want to consciously join Spirit-in-action--then the four quardrants can help us orient ourselves more effectively, can help us become more conscious of the evolutionary currents already flowing around us and through us and in us.
(So let us gently ignore the claims of any one quadrant that it alone has the only falsifiable there is, so it alone has the only truth worth knowing!)