As a teacher we should rely on creating positive and friendly environment for the students. Improving quality of education must be the overall preference of the principal.
Yes there must be strong Bonding between teacher and students and also their connection with parents of the students. Making strict rules and regulations for those who harass other students is also very much needed.
Suggestions
I would suggest you to use markdown in your post and improve presentation skills. You may visit @steemdoctor1 account to see how to make good presentable post.