The forms of books and the epochal characteristics of aesthetic appreciation for it

Books are the carrier of human civilization. The physical combination pattern and procedures of the patterns of books reflect the responding social consciousness. The form of books evolves with advancement of times, development of science and technology and updates of people's ideas and thoughts. History and civilization have left us tremendous and varied cultural heritage that can be enjoyed by us, the later generation. We can fully feel the past generations' thoughts and passion at their time, and learn about the culture, ideology and spirit at their time.