恩格斯指出，对待马克思主义必须警惕教条主义倾向，以免走向马克思主义的对立面。19世纪八九十年 代，马克思主义在欧美各国广泛传播，但德国社会民主党内的小资产阶级派别"青年派"以其对马克思主 义著作的一知半解，把历史唯物主义标签化、教条化，造成工人队伍思想上和理论上的混乱。面对新的 斗争形势，如何准确阐释马克思主义理论，引导国际工人运动沿着正确方向前进，成为亟待解决的问 题。 恩格斯对"青年派"机会主义思潮进行了严肃批评，他在给德国社会民主党人施米特的信中指出："对德 国的许多青年作家来说，'唯物主义'这个词大体上只是一个套语，他们把这个套语当做标签贴到各种事 物上去，再不作进一步的研究，就是说，他们一把这个标签贴上去，就以为问题已经解决了。"恩格斯 强调，对马克思主义著作里的个别字眼要从总体上去把握，他在给"青年派"学生博尔吉乌斯的信中，阐 明了历史唯物主义的一系列基本原理，同时指出："请您不要过分推敲上面所说的每一句话，而要把握 总的联系。" 为了使无产阶级政党成员真正用科学理论武装头脑、辨明方向，恩格斯通过一封封书信详细阐明对待马 克思主义应有的态度。 在给施米特的信中，恩格斯强调："我们的历史观首先是进行 ...

Group 1 - The core idea emphasizes the importance of practical research and investigation in developing and understanding socialist theory, as highlighted by Marx and Engels [1][2][3] - Marx and Engels conducted extensive field research in England, focusing on the economic conditions and the status of the working class, which informed their theoretical developments [2][3] - The methodology of combining theoretical analysis with empirical data collection is crucial for forming a robust understanding of social movements and economic realities [3][4] Group 2 - The significance of investigation and research as foundational practices in the development of Marxist theory is noted, paralleling its importance in the early Chinese Communist Party [4] - The emphasis on practical research is reiterated by contemporary leaders, stressing its necessity for effective decision-making and problem-solving in modern governance [5]

Core Viewpoint - The publication of "Selected Works of Xi Jinping on Economics" serves as an authoritative textbook for understanding Xi Jinping's economic thought, which is a crucial part of the broader Xi Jinping Thought on Socialism with Chinese Characteristics for a New Era [1][3][4] Group 1: Xi Jinping's Economic Thought - Xi Jinping's economic thought is a systematic theoretical summary of the practical experiences in economic development during the new era, providing essential tools for promoting high-quality economic development and addressing major risks [2][3][4] - The thought emphasizes the importance of a people-centered approach, stating that the ultimate goal of development is to meet the people's aspirations for a better life [4][5] Group 2: Principles of Scientific Socialism - The thought deepens the understanding of the principles of scientific socialism, particularly regarding the comprehensive development of individuals and the liberation and development of productive forces [5][6] - It highlights the significance of community and global development, addressing issues like wealth disparity and advocating for a shared prosperity model [6][7] Group 3: Cultural Integration - Xi Jinping's economic thought integrates traditional Chinese culture with Marxist political economy, showcasing a unique Chinese perspective on governance and economic development [9][10] - It emphasizes the role of culture as a driving force for economic and social development, advocating for a balance between material and spiritual wealth [12][13] Group 4: Centralized Leadership - The centralized and unified leadership of the Party is identified as a fundamental guarantee for effective economic governance and achieving historical economic accomplishments [14][15][16] - This leadership is crucial for navigating complex domestic and international challenges, ensuring that economic policies align with the overarching goals of modernization and development [16][17] Group 5: New Development Stage - The new development stage marks a significant transition in China's economic journey, emphasizing modernization and the pursuit of common prosperity [19][20] - It introduces a new development paradigm that focuses on domestic circulation while promoting international cooperation, aiming for a balanced and sustainable economic growth model [21][22]