Ключевые слова: arm, background, blank, business, businessman, caucasian, concepts, copy, development, diagram, drawing, economic, education, environment, finger, hand, handcarves, handwriting, holding, human, idea, image, isolated, objects, one, pen, pencil, people, person, planning, presentation, show, showing, single, sketching, social, space, studio, sustainable, thumb, tip, view, white, write,