同学们学习《哲学常识》 ,接触到的第一个最重要的概念是物质 ,接受到的第一个最重要的原理是世界在本质上是物质的。我们生存的世界 ,从无机界到有机界 ,从生物界到人类社会 ,从微观世界到宏观世界 ,展现出物质世界的丰富性和物质形态的多样性。马克思、恩格斯时代 ,人们只认? The students learn “philosophy”, and the first and most important concept that comes into contact with them is material. The first and most important principle accepted is that the world is material in nature. The world we live in, from the inorganic world to the organic world, from the biosphere to human society, and from the microcosm to the macroscopic world, shows the richness of the material world and the diversity of material forms. In the era of Marx and Engels, people only recognized?