unity of knowledge and action
A concept from Chinese philosophy (especially Wang Yangming) emphasizing that true knowledge naturally leads to action, and action completes knowledge. Used in discussions of ethics, education, and self-cultivation.
In Yangmingism, the unity of knowledge and action is considered the ideal.
To practice the unity of knowledge and action, he immediately puts what he has learned into action.
知行合一 is a more common synonym, also from Wang Yangming's philosophy. 知行一致 is less frequent but carries the same meaning.
Compound of 知 (knowledge), 行 (action), and 一致 (unity, agreement). The concept originates from the teachings of the Chinese philosopher Wang Yangming (王陽明).