Happiness is the ultimate goal of human activities, Marx talked about happiness from real people, labor is the source of creating happiness, happiness is the unity of material and spirit, individual and social unity of happiness, which is the theoretical basis of Xi Jinping’s concept of striving for happiness. The people-oriented, self-cultivation, and striving for the happiness of the majority of people in traditional Chinese culture are the cultural source of Xi Jinping’s concept of striving for happiness. From the second combined perspective, Xi Jinping’s concept of striving for happiness believes that happiness is the happiness of the people first, happiness is for the people, relying on the people; Happiness is the happiness of the unity of material struggle and spiritual prosperity, and happiness is the happiness of the unity of the national and the world.