Ключевые слова: 20s, 30s, activity, altruism, altruistic, care, caucasian, charity, cheerful, community, concern, countryside, environment, female, finger, gesture, group, hand, happy, leisure, lifestyle, male, man, mid adult, moral, nature, outdoors, outreach, participate, participating, participation, pointing, portrait, presenting, recreation, selfless, showing, sign, smiling, social, summer, summertime, sunny, sunshine, team, teamwork, together, volunteer, volunteering, volunteerism, welfare, woman, young adult,