The principal’s message to teachers on Teacher’s Day is as follows:

1. Dear teacher, thank you for your hard work and contribution to the school, and wish you a happy Teacher’s Day!

2. Thank you to all teachers for their efforts in the development of the school. I wish you a happy Teachers' Day!

3. Dear teachers, you are role models for students and the pride of the school. Happy Teacher's Day to you all!

4. Teachers are the core of education. Thank you for your hard work for the growth of students. Happy Teacher's Day to you all!

5. Dear teachers, your hard work has enabled the school to make great progress. Happy Teacher's Day to you all!

6. Teacher’s Day is coming, and I would like to express my highest respect and most sincere gratitude to you. Happy Teacher's Day to Kuanhao!

7. Thank you for cultivating batches of outstanding talents for the school. I wish you a happy Teacher's Day!

8. Dear teachers, your selfless dedication has set an example for the students. Happy Teacher's Day to you all!

9. Your hard work and love for education Zheng Qiaoyu are role models for students to learn from. Happy Teacher's Day to you all!

10. On this special day of Teacher’s Day, I would like to express my most sincere gratitude and best wishes to you. Happy Teacher's Day to you all!

Expansion:

1. Red flowers cannot do without the support of green leaves, flowers cannot do without the moisture of soil, and students cannot do without the teaching of teachers. Today is Teachers' Day, teachers, thank you for your hard work!

2. Teachers, your hard work and sweat are your selfless dedication, and having students all over the world is your highest honor. I wish you a happy holiday and happiness forever!

3. Teachers, you are the candle, bringing light to the students; you are the gardener, watering the flowers of the motherland; you are Milan, silently dedicating yourself. Happy Teachers' Day to all the teachers!

4. Teachers, you have lived an ordinary life and a life of hardship, silently devoting knowledge. You are the messenger of civilization and a hard-working gardener. Thank you from the bottom of my heart and wish you health and happiness!

5. Teaching is like the spring breeze, teachers' kindness is like the depth of the sea, the world is full of peaches and plums, and the light of spring is everywhere. Happy Teachers' Day to all the teachers!