Sun Yat-sen believes that socialism can prevent the emergence of big capitalists and should be strongly in favor of socialism. Sun Yat-sen paid close attention to and grasped the increasingly popular socialist ideological trend in the world. Sun Yat-sen believes that socialism can be divided into utopia and scientific socialism. "Before Marx's theory was published, all the socialist theories in the world were very meaningful and far from the truth. Marx studied hard from facts and history and completely explained the economic changes of social problems. " [2 1] So socialism can be divided into two factions, one is utopia and the other is science. In response to some people's misunderstanding of socialism, Sun Yat-sen pointed out: "China advocated socialism, and everyone denounced it as a moaning disease-free. This unknown socialism also played a role. In today's China, socialism means preventing the emergence of big capitalists. This is not a whinny, but also a whinny defense. Sun Yat-sen believes that China should learn from the lessons of Europe and the United States and avoid detours. Although at that time, "China capitalists, with tens of millions of assets, are fresh people in China, that is, they have a little capital, and most of them are kept", [22] but with the evolution of society, "big landlords will be big capitalists in the future, which will lead to the tragedy of European revolution bleeding in 30 years. Therefore, advocating socialism today is actually beneficial to future generations. " [23] Sun Yat-sen strongly advocated and agreed with socialism, and this discussion is quite rich. 1905 In May, when Sun Yat-sen visited the Executive Committee of the International Socialist Party, he expounded "the goal of China socialists". He pointed out: "In a few years, we will be true.