Ключевые слова: academic, bibliography, blue, book, casual, contemplation, dark, dictionary, education, encyclopedia, evening, explore, genre, glasses, hand, hardback, hobby, holding, homework, information, intellect, knowledge, knowledge base, learning, library, lifestyle, literature, man, night, novel, old, one, pages, person, read, reading, research, sad, scholarly, searching, selfimprovement, shelves, student, study, textbook, thinking, wisdom, work, yellow,