1. The meaning of this sentence is: Marx believed that his philosophy was the spiritual weapon of the proletariat, and his goal was to make the proletariat his material weapon to overthrow a decadent old world.

2. To further interpret Wang Jionghua’s words, Mao Zedong led the Autumn Harvest Uprising to use Marxism to master material power and thereby use material power to criticize the old world; Li Da continued to engage in Marxist philosophy research to make it more Master the power of material forces.

3. During the Cultural Revolution, there was a saying that "weapons of criticism cannot replace weapons of criticism." Looking at Wang Jionghua's "Interactions between Mao Zedong and Li Da", there is another article: "After the failure of the Great Revolution, Mao Zedong led the Autumn Harvest Uprising to Jinggangshan and engaged in 'criticism of weapons' until he led the Chinese revolution to victory; Li Da continued to write and speak, and devoted himself to He eventually became the master of Chinese Marxism because of the 'weapon of criticism'."

4. This sentence originally came from: Marx wrote in "The Critique of Hegel's Philosophy of Right: Introduction": "The weapon of criticism." Of course it cannot replace the criticism of weapons.

1. "Critique of Hegel's Philosophy of Right" is an early work of Marx. Marx's first work criticizing Hegel's philosophy was written in the Rhineland in the summer of 1843. Kreuznach, so it is also called "Kreuznach Manuscript". There are 39 original manuscripts with no title. The current title is 1927 Central Institute of Marxism-Leninism of the Communist Party of the Soviet Union (Bolsheviks). Added when this manuscript was published.

2. Marx revealed the essence of the German bourgeois state philosophy and legal philosophy in safeguarding Germany’s existing system, and pointed out that this philosophy received its greatest influence in the works of Hegel. Systematic performance, discusses the relationship between criticism of Hegel's legal philosophy and criticism of German real society, and proposes the revolutionary task of "opening fire on the German system"

3. "Hegel's Law". "Philosophical Critique" is a manuscript that uses a materialist perspective to comprehensively analyze the part of Hegel's "Principles of Legal Philosophy" that explains the state issue, especially Hegel's idealist views on the relationship between the state and civil society.

Reference: Baidu Encyclopedia - Critique of Hegel's Philosophy of Right (Critique of Hegel's Philosophy of Right)