I always make it a point to have a family discussion during supper.  Don't get me wrong- rarely do we discuss theories related to Plato's Allegory of the Cave or Einsteins Theory of Relativity.  We discuss episodes of Disney's Good Luck Charlie or why there are single or double lines on the roadway.  We even discuss the existence of Santa Claus, the Tooth Fairy and the Easter Bunny.  Our topics r…