Streszczenie:
The author attempts to formulate his own theory of mental cognition on the basis of the system of realistic personalism. Consequently, he puts forward a hypothesis of "personal cognition" as a cognition which is most complete, integral and which fulfills being (Vollendung). The author constructs the theory of personal and concerning the whole person cognition. He attempts to additionally evaluate and develop the hypothesis of subjective, immanent, and interior cognition.