TED Talks on Instagram: "Educators make a lasting difference in the lives of their students. In this classic TED Talk, the late Rita Pierson reminds us of the value of human connection in the classroom. “Every child deserves a champion, an adult who will never give up on them … and insists that they become the best they can possibly be.” In honor of #TeacherAppreciationWeek, tell us about a teacher you will never forget:"