For ages, education has been thought to be the most essential factor which has a big effect on every field of a person’s life. Today, a person spends the most important parts of his/her life in schools. Moreover some people’s education lives last more than twenty years. While studying, do students always meet good teachers? Of course, it is inevitable to see different types of teachers. During the education life, teachers can be great motivators in achieving a student’s goals or they can influence students’ future negatively. Teachers who are commonly seen in schools can be classified into three groups: friendly, hostile and indifferent. The first group includes friendly teachers who have a positive attitude towards their students. There are usually mutual respect between friendly teachers and students. They always take their students’ feelings and thoughts into consideration. When they have some problems with students, they warn them without breaking their pride. Besides, they have a great talent for teaching the subject. Before they come, they make preparations for the topic on which they will lecture next day. They follow different ways to engage students’ interest. Therefore, students can easily adapt to their classes. A good example to a friendly teacher is my physics teacher who always supported me in high school. Unlike friendly teachers, the second group includes hostile teachers who treat their students angrily. They don’t hesitate to shout at their students when they make a mistake. Students have no chance to express themselves. Also, they aren't allowed to ask questions about some topics which they couldn't understand exactly. They usually blame the students for any negative events. This type of teacher generally enjoys asking questions which students aren't able to solve. Some of them seem to have a great pleasure when students have low grades. This type of teacher is the most common reason for a student’s f