Keywords
adolescence, adult, boy, break, break-time, caucasian ethnicity, chat, classroom, college, color image, companion, computer, contemporary, conversation, converse, education, facial expression, friend, friendship, higher learning, horizontal, human, individualism, individualist, indoors, interior, laboratory, laziness, lazy, learn, learning, looking, looking each other, male, mate, mood, pair, people, pixtal, serious, seriousness, sitting, sloth, student, teenager, two, two people, university, use, waist-up, young, young adult, youth, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, cd267018