恩格斯在总结哲学发展史的基础上第一次在《费尔巴哈论》中提出了马克思主义关于哲学基本问题原理的经典论述,明确指出思维和存在的关系问题是全部哲学(特别是近代哲学)的重大的基本问题。在这部著作中,恩格斯首先论述了思维对存在的地位问题——本原问题是哲学基本问题的一个重要方面,哲学家依照他们如何回答这个问题而分成了两大阵营。接着,恩格斯指出:“但是,思维和存在的关系问题还有另一个方面:我们关于我们周 On the basis of summarizing the history of the development of philosophy, Engels put forward the classic discourse of Marxism on the basic philosophical problems in Feuerbach’s theory for the first time and pointed out clearly that the relationship between thinking and existential problems is the basis of all philosophies ) Of the major basic issues. In this book, Engels firstly discusses the question of the status of thinking to existence - the primitive question is an important aspect of the basic question of philosophy, and the philosophers are divided into two camps according to how they answer the question. Then, Engels pointed out: "But there is another aspect to the question of the relationship between thinking and being: what we do about our week