本文所说的经典马克思主义是指马克思、恩格斯所创立和完善的理论,经典马克思主义宗教观是指马克思、恩格斯所创立的有关宗教的理论,以区别于后来的马克思主义和马克思主义宗教观,如列宁主义以及列宁主义宗教观、中国化马克思主义以及中国化马克思主义宗教观等。我国学界真正开始研究经典马克思主义宗教观是改革开放以后的事情,经过30多年的努力,取得了很大成绩,但仍然在一些问题上存在着分歧。本文以“鸦片论”为例,反思经典马克思主义宗教观的研 The classic Marxism mentioned in this paper refers to the theory founded and perfected by Marx and Engels. The classic Marxist religious view refers to the theory on religion founded by Marx and Engels and is distinguished from later Marxist and Marxist religious views, Such as Leninism and the Leninist view of religion, the Chinese Marxism and the Chinese Marxist religious view. The academic circles in our country have really begun to study the classical Marxist religious outlook after the reform and opening up. After more than 30 years of hard work, great achievements have been made, but there are still some differences on some issues. This paper takes “opium theory” as an example to reflect on the research of classical Marxist religious concepts