This part discusses the background of classroom field in consumer society, defines consumer society, field, classroom field, symbol, alienation, etc, and expounds the necessity of metaphysical thinking.

• 讨论消费社会课堂场域的生成背景，对消费社会、场域、课堂场域、符号、异化等相关概念进行设定，并论述进行形而上学思考的必要性。