Ключевые слова: adult, african, asian, book, business, businessman, businesswoman, casual, caucasian, clever, colleague, college, communication, confident, couple, coworking, discussion, education, ethnicity, girl, group, guy, indoor, interacting, intercultural, library, literature, man, meeting, multiracial, people, person, reader, staircase, step, student, study, together, wisdom, woman, young,