Ключевые слова: adult, athlete, block, business, career, caucasian, challenge, close, competition, concentration, concept, conceptual, copy, determination, exercising, future, hands, horizontal, innovation, kneeling, line, man, one, opportunity, outdoors, people, person, preparation, running, space, speed, sport, starting, strategy, sunlight, track, training, unrecognizable, up, young,