Human is distinguished by special structure of his motivation in which emotions take the leading place because of being the most ancient form of human mental response. The basis for complicated spectrum of human emotive life was laid in his pre-history. Social determination dynamics of person’s internal life, his biology and psychosomatics are poorly investigated. Even for pre-human, we can already define an emotive excitation as a threshold to entry the generality, as a norm of subjective sensation of life, and (...) in this excitation the feeling of unification becomes dominant. Psychoemotional activity of human fixes, firstly, certain existential norm, and secondly, availability of a new psycho-physiological process. Stability of such a condition is maintained by vital necessity for individuals to stay in any special community. A new type of activity, so as psycho-emotional activity develops in conditions of nervous excitation which is an unstable condition in terms of physiology. (shrink)