Recently, I heard a touching story which illustrates the power that words have to change a life. A power that lies right in the hands of those [reading this article]. Mary had grown up knowing that she was different from the other kids, and she hated it. She was born with a cleft palate and had to bear the jokes and stares of cruel children who teased her non-stop about her misshaped lip, crooked nose, and garbled speech.

With all the teasing, Mary grew up hating the fact that she was "different". She was convinced that no one, outside her family, could ever love her ... until she entered Mrs. Leonard's class. Mrs. Leonard had a warm smile, a round face, and shiny brown hair. While everyone in her class liked her, Mary came to love Mrs. Leonard.

In the 1950's, it was common for teachers …