And because self-induced therapy cannot be quantified and objectively recorded, "personal experience remains personal experience." Yet in the West, where someone else gets involved, a typical set of objective measures can be deduced. And so in "the art of hypnosis" there are basic models to follow.
「自療」的經驗無法量化、被客觀地記錄，因此「個人經驗還是個人經驗」；而「他療」則由於有「第二者」介入，可以演繹出一套普遍的客觀方法，使得「催眠術」在西方發展出一套大抵可行的模式。