I agree It will be better explained later and I m glad you see nothing wrong with the idea of hypothesis I think the word is much more accurate than that of Theory which implies a greater range of evidence and greater likelihood of truth NLP does not cite evidence nor does NLP even generally claim their postulates are true They are simply assumptions made for a practical ground for taking action Perhaps the best way to include this would be to simply keep it the way approved Neuro linguistic programming NLP is a set of techniques postulates and beliefs that adherents use primarily as an approach to psychotherapy healing communication and personal development and at a link to where the concept is explained later in detail