马克思主义的认识论是“以科学的社会实践为特征的”。在我国高等院校使用的哲学教科书中,一般都把实践归结为客观性、能动性和社会历史性三种基本特性。这样规定,无疑是有一定的科学根据的,它们也从不同的方面揭示了实践的基本特点。但是,什么是实践最本质的特征呢?换句话说,如何用一个最科学的概念来概括实践的全部的本质特 Marxist epistemology is “characterized by scientific social practice.” In our philosophical textbooks used by institutions of higher learning in our country, the practice is generally attributed to three basic characteristics: objectivity, initiative and social historicity. Such provisions undoubtedly have some scientific basis, and they also reveal the basic characteristics of practice from different aspects. But what is the most essential trait of practice? In other words, how to use one of the most scientific concepts to generalize the essence of practice