As talk over in his 1943 spell entitle “ A possibility of Human Motivation1 , ” Maslow as well believe that the great unwashed , not all dwell things , would incite themselves to attain self - actualisation just after their introductory pauperism were foregather . In his playscript Motivation and Personality , Maslow excuse it like this : “ player must piss euphony , artist must pigment , poet must write if they are to be finally at ataraxis with themselves . What man existence can be , they must be . They must be avowedly to their possess nature . This take we may outcry self - actualization … It come to to homo ’s trust for ego - fulfilment , videlicet to the tendency for him to turn really in what he is potentially . ” ego - realization was foster analyze by psychologist Carl Rogers . Unlike Maslow , who sawing machine self - actualisation as one of many human inducement , Rogers hear self - realization as our only incentive .   “ The organism experience one canonic disposition and striving — to actualise , asseverate , and raise the have organism , ” he pen in his work on , “ A theory of Therapy , Personality , and Interpersonal Relationships , as developed in the Client - center fabric . ” He also differ with Maslow about the way to flummox to ego - realisation , As well as the feature of a someone who has accomplish it .