to our systematic expositions clarifies the essential difference between the essentially limited thematic horizon, beyond which a psychology on the basis of the naive having of the world Welthabe (i.e., any psychology of the past prior to transcendental phenomenology) cannot think in principle it would have not the least conception of a plus ultra and, on the other hand, the new thematic horizon which a psychology receives only when the transcendental, coming from transcendental phenomenology, flows into psychic being and life,.e., only when naivete is overcome.