trance showing powers webster metaphor llewellyn grief connection areas build rich scripts edmund effects goals matthew volume creativity test offering divided balance state personal running fears learning love perspective contact extraordinary unconscious books approaches traumatic haley popular loss induction guides rsquo structured memory fully trainers model true confidence freud harrold treating experiences hypnotherapy cognitive complementary phenomena strengthening counselling professionals quot awareness path recognize life relevant updated making hypnotherapeutic states psychic published pain coping ideas outlines physical aimed theories describes suffering hodder human technique bernie belief silva fantastic relief storytelling minutes