First of all, Confucius directly emphasized that teachers must be inspired in time through "no anger, no resentment and no hair", that is, "students must wait" before teachers can be inspired;

Secondly, it emphasizes that teachers must be appropriately inspired by "if you don't take a corner as an example, it is no longer necessary". At the same time, we can see that Confucius put forward the idea of timely and appropriate inspiration, emphasizing that teachers should not arrange students' thinking and learning, with the aim of giving full play to students' main role and promoting their wisdom and ability development.

These two sentences illustrate his heuristic teaching proposition.