The teacher is a good teacher, students must have a good many things, in order to allow students to take what they get from their work in the best way.
The teacher is a good teacher to students that there are many things to be a good role model for students to take those things that he has from time to perform in a better way.
Teacher to a good teacher to students that have all good example to the students bring those things that he has from teachers to practice in a good way.