Group 1 - The core idea emphasizes the importance of adapting Marx and Engels' principles to contemporary historical conditions, highlighting the need for scientific theories to align with specific situations [1] - Marx and Engels' early influences stemmed from German classical philosophy, British classical political economy, and French utopian socialism, which they critically inherited and developed [2] - The concept of dialectical materialism was created by Marx as a response to the limitations of previous philosophies, aiming to achieve the goal of "changing the world" [2] Group 2 - Marx and Engels believed that history progresses through a combination of maintaining established principles and innovating, as seen in their works that reflect the necessity of adapting to changing conditions [3] - The inherent unity of maintaining and innovating is evident in Marx's writings, where he critiques capitalism and argues for the inevitable victory of communism based on historical trends [4] - The realization of any theory depends on its relevance to a country's specific needs and cultural context, which has been a guiding principle for the party's development of Marxism over the past century [5] Group 3 - The essence of Marxism is its capacity for continuous development and self-improvement, as it is not a static doctrine but an evolving theoretical framework [6] - The commitment to both maintaining core principles and pursuing innovation is crucial for guiding new practices and achieving breakthroughs in various fields [6]