This spurred my passion to get back to my books...
R.F.C. Hull, Jung's translater was reluctantly shown the Red Book many years after Jung wrote it under the guidance of "Philemon." Hull said
He went through everything an insane person goes through...had it not been for his astounding capacity to stand off from those experiences, to observe and understand what was happening, he would have been overwhelmed by the psychotic material that came through the "dividing wall." His achievement lay in hammering that material into a system of psychotherapy that worked (Jung:Dierdre Bair 2004 Page 293).