"Teaching and learning promote and enhance each other" comes from The Book of Rites, Xueji (On Learning), where the original text reads: "Through learning, one becomes aware of one's inadequacies; through teaching, one becomes aware of one's confusions. Aware of one's inadequacies, one can then turn inward for self-reflection; aware of one's confusions, one can then strive for self-improvement. Hence it is said that teaching and learning promote and enhance each other." The meaning is: only through learning does one realize one's own shortcomings, and only through teaching does one become aware of the confusions in one's knowledge. Knowing one's shortcomings enables one to make demands upon oneself in turn; knowing one's confusions enables one to encourage oneself and keep delving deeper. Therefore, teaching and learning are mutually reinforcing and jointly elevating. This idiom emphasizes that teaching and learning are not a one-way transmission but a two-way interactive process: while teachers instruct students, they also gain new inspiration from students' feedback and questions, thereby deepening their own understanding; and in the process of learning, students can also prompt teachers to reflect on and improve their teaching methods. It is often used in educational, academic, and training contexts, carrying positive, rational, and humble emotional connotations, and embodying the ideals of self-reflection, interaction, and lifelong learning valued in traditional Chinese culture.
📝 Example
1. In group discussions, teachers often gain research inspiration from students' novel questions—truly a case of teaching and learning promoting each other. (Refers to teaching and learning mutually enhancing each other, with both sides improving.)
2. Professor Zhang said that teaching undergraduates not only helps students grow but also enables him to continuously update his knowledge system—this is the principle of teaching and learning promoting each other. (Refers to teaching and learning mutually driving each other forward and making progress together.)