The Little Big Thing

I am a little thing with a big meaning. I help everybody. I unlock doors, open hearts, dispel prejudice. I create friendship and goodwill. I inspire respect and admiration. Everybody loves me. I bore nobody. I violate no law. I cost nothing.

Many have praised me, none have condemned me. I am pleasing to those of high and low degree. I am useful every moment of the day __________

 

I AM ______________