<p>Speaking towards the end of the catastrophic Great War, Rudolf Steiner reveals the spiritual roots of the crises of our times. Since 1879, he says, human minds have been influenced by backward angels, 'spirits of darkness', who ? following their defeat in battle with Archangel Michael ? were forced out of the heavens and 'fell' to the earth. This war in the spiritual worlds had consequences, and it is essential that people today are sufficient...