“…They are based on such concepts as coping strategies, overcoming strategies for difficult life situations or post-traumatic stress disorders, relations between stressful life situations and diseases, etc. (Maddi, 2006(Maddi, , 2013Kryukova, 2010;Haghighatgoo, Besharat, & Zebardast, 2011). Thus, hardiness is a kind of psychological analogue of the person's life core that reflects the degree of overcoming of difficult circumstances by the individual or adaptation to them, as well as the amount of efforts made for self-cultivation and for overcoming of unfavourable life circumstances.…”