Life consciousness is the fundamental feature of Confucianism. The basic views of Confucianism on the origin, realm, significance and process of life constitute the system of Confucian outlook on life. These characteristics can be summarized as "Heaven and earth call for life with great virtue", "Heaven and earth leave school with great virtue" and "man is related to heaven and earth", and the process of outlook on life is "conformity and anxiety". Their common feature is the pursuit and transcendence of the realm of life. The specific development is as follows: first, the concept of the origin of life: the size of heaven and earth is life; Second, the concept of life realm: going to school; Third, the concept of life meaning: man and heaven and earth; Fourth, the concept of life process: from shun to ning.