Źródła ludzkiego zadowolenia z zycia z punktu widzenia psychologii ewolucyjnej : wybrane zagadnienia

The topic of the article is evolutionary reflection on human sense of happiness, its causes and determinants. According to evolutionary foundations, emotional and cognitive processes connected with feeling of psychological well‑being represent the symptom of functioning of psychic mechanisms developed in response to environmental problems of adaptation. Based on this thesis we present explanations of such phenomena as positive and negative emotionality, commonness of optimistic attitude and general positive inclination and influence of contemporary environmental conditions on our sense of happiness. The last part of the article treats shows some ways of practical employment of evolutionary knowledge to develop human well‑being.