Core Points - The article discusses the significance of the work of physicist Yang Zhenning, emphasizing the importance of his contributions to theoretical physics and their impact on human understanding of the universe [2][11][43] - It highlights two major achievements: the proposal of "parity non-conservation" with Li Zhengdao and the development of the "Yang-Mills theory" [22][24][27] Group 1: Importance of Physics - Physics is described as a fundamental science with the mission to explore the essence of the world [5][30] - The article uses analogies to illustrate how advancements in physics provide a better understanding of the universe, comparing historical and modern tools [4][8] Group 2: Yang Zhenning's Contributions - Yang Zhenning and Li Zhengdao's 1956 paper challenged the established notion of "parity conservation," leading to their Nobel Prize win [18][22] - The "Yang-Mills theory" is recognized as a significant theoretical framework that attempts to unify the four fundamental forces of nature [26][27] Group 3: Impact on Chinese Science - Yang Zhenning's return to China in 1971 is noted as a pivotal moment for the development of theoretical physics in the country, helping to elevate its status to a world-class level [29][34] - His contributions are credited with fostering the growth of numerous academicians and enhancing research facilities in Chinese universities [34][37] Group 4: Future Implications - The article stresses the necessity of foundational research in physics for future technological advancements, particularly in areas like controlled nuclear fusion and high-temperature superconductors [40][41] - It concludes that Yang Zhenning's work is essential for addressing deeper scientific questions that transcend national boundaries, serving humanity as a whole [43][45]