«I» and «not-I» specifics: conceptual basis of existance

This article examines the development of conceptual representations through ontological relationship «I» and «not-I». According to the author the ambivalence «I» and «not-I» is the basis for any ontological concept development. The article analyzes the ideas of Fichte, Husserl, Freud, Buber to reveal the general ambivalent phenomena, derived from the «I» and «not-I» relationship.