实事求是，是曾国藩理学思想及其实践的基本特征。它不仅是一种为人之道，一种治学方法，而且是具有接近认识论的初步分析的一种朴素唯物主义的思想准则。它源于宋学、汉学，是儒家思想发展到特定阶段的产物，但曾国藩给予了充分的发展。而且在办事治学、治军打仗、政局评议诸方面进行实践。其理论和实践有着深远的历史意义。 Seeking truth from facts is the basic characteristic of Zeng Guofan’s Confucianism and its practice. It is not only a human way, a method of learning, but also a simple materialist mentality with a tentative analysis that is close to epistemology. It stems from the Song and Han studies, is the product of the development of Confucianism to a specific stage, but Zeng Guofan gave full development. But also in practice study, military warfare, political appraisal aspects of practice. Its theory and practice have far-reaching historical significance.