A teacher: Our role-models, second parents and for the rest of our lives, an undying guide. When we commit a mistake, a good teacher will not hesitate to point them out to us. Also, they help us to walk on the right path and endow us with life skills. A teacher besides involved with main objective of teaching also molds the heart and mind of students. According to definition, a teacher is a person who helps others to learn. Read further to know more about the quotations and sayings on teachers.