As a practitioner of the bourgeois democratic revolution, Sun Yat - sen led the Chinese people for the 1911 Revolution and made great achievements. And as a theorist, Sun Yatsen created a set of social revolu- tionary theory to guide the 1911 Revolution. But there are some limitations in his revolutionary object, leadership of revolution, the driving force of revolution and the process of revolution theory, which produced a great negative effect, thus weakening the degree and influence of the revolution greatly. At the same time, the effect which the revolution theory limitations brought to th...