Ключевые слова: 20s, 30s, african american, bleached, board, brainstorm, brown, businessman, businesswoman, caucasian, chinese, clear, colourful, computer graphic, concept, creative, digital, digitally generated, doodle, empty, female, idea, indian, innovate, innovation, inspiration, light bulb, male, man, meeting, mid adult, noting, pale, plain, plan, plank, planning, solution, stripped, together, woman, wood, wooden, writing, young adult,