"Try going into your inner self, and see whether what I did would work for you or not." - ex
Self-hypnosis has lots of different names; relaxation, meditation, auto-hypnosis, changed state of awareness, selective awareness, focussing, trance and they are all a natural state for the brain to experience.
"Hypnosis and the placebo effect are "so heavily reliant upon the effects of suggestion and belief that it would be hard to imagine how a credible placebo control could ever be devised for a hypnotism study." -R Barker Bausell