Ключевые слова: abstract, ask, background, blocks, business, calligraphy, cause, classic, concept, copy, creative, education, emotion, hand, holding, idea, information, interrogate, investigate, investigation, isolated, learning, letter, letters, mark, message, missing, painted, paper, people, problem, question, question mark, reason, sign, space, studio, symbol, text, theme, thinking, watercolor, white, why, why question, wood, wooden, word,