1, complex. Most teachers work for the growing younger generation, and they have their own laws of physical and mental development during their growth. The complexity of students' individual development determines that teachers' labor is much more complicated than the production of material and other spiritual products.

2. Creativity. Education is to cultivate talents. Teachers should not only follow the unified training goal, but also carry out creative work according to the individual characteristics of different objects and the changes of objective environment and educational conditions, depending on people, events and places.

3. demonstrate. If teachers want to influence students with their own knowledge and words and deeds, they must demonstrate and set an example. Students have a natural tendency to respect, learn and trust their teachers, and teachers are also required to be strict with themselves.

4. The combination of individuality and collectivity. Teachers are individual workers, and the all-round growth of students is the result of teachers' collective long-term joint work. This requires teachers to constantly improve their personal qualities and strengthen contact and cooperation with other teachers.

5. Long term. Cultivating the younger generation is a long-term process. "It takes ten years to plant trees and a hundred years to educate people" not only reflects the long cycle of "manufacturing", but also reflects the long service life of "products" and the slow effect.