Ключевые слова: arrow, blackboard, brain, brainstorm, bulb, business, career, concept, contemplate, creativity, draw, education, elderly, expression, face, grandpa, guy, idea, imagination, intelligence, life, light, like, male, men, mind, old, opportunity, pensioner, pensive, plan, pondering, positive, project, purpose, rethink, retirement, search, select, senior, sketch, study, success, teacher, texture, think, thinking, thought, work, write,