理性是天地万物生存与发展的根本力量。理性源于西方先哲对天地自然的领悟，并逐渐演变成具体理论，指导西方文明的发展与进步。理性分事物为有价值的个体，得出并遵循维持个体为一整体的规则，建立文明秩序，让人凭借贡献得到应得的政治地位、经济资源和社会认同，进而做出更大贡献，生产更多财富，为人更好地生存与发展创造条件。西方古代文明价值观影响并规范古代西方民众，发动人的能力，促进财富生产，让文明进步，让国家强盛，维护人的利益，这就是理性的力量。

Rationality is the fundamental power that sustains the world. The realization of the nature of the universe is the headspring of rationality, which evolves into particular knowledge, and directs the development of western society. Rationality analyses the things until reaches its fundamental elements, and maintains the order to keeps the elements into perfect association, into highest end. The western civilization takes the reason as criterion and set the rules of civilized order. This spirit is the spring that enables private ability, produces wealth, brings all positive factors into play, makes the country strong, enables the power of rationality and represents the interests of human being.