“Pay it forward” is something that is talked about often, but until you experience both the giving and receiving I don’t think one fully understands the true impact.  During a VERY icy, snowy wintery day, on the way home from an appointment one of my girls and I stopped at the local fast food restaurant.  The line for the drive-through was long.  As I was waiting, I saw three people get out of a car to go into the restaurant.  Two of the people were walking together, the other was walking alone, on the ice, using…