Insufficient research of the spiritual evolution of any person's own "I" and personality from the perspective of the possibility of using the most different systems of spatial and temporal coordinates: from landscape-geographical to mystical determine the relevance of the topic of the author's present work.The object of the author's research is the personality as a triune essence, to the acquisition of which a person aspires. The subject of the research is a part of human life from birth to the age when a person acquires personality and transforms it. This part of life is characterized by periods of bifurcation transitions with the complication of the structure of the human spiritual world in the system of internal space-time coordinates.The main provisions and conclusions of this work can serve as a theoretical basis for further natural-scientific, religious and philosophical study of the definition of human spiritual evolution and the formation of triune personality, as well as for practical use by philosophers, psychologists, clergymen, journalists.