By adding extra information around the code, we give it a concrete meaning

If we add a crescent moon shape,and a circle with a line on it in front,the two lines now have a context,a relationship to their surroundings,and are magically revealed as the letter T.By adding additional information around the code,we've changed its context, and therefore given it a concrete meaning.Let's meet the family.Technical Codes, Senior has three sons:Symbolic Codes, Written Codes and Technical Codes, Junior.Symbolic Codes has three sons:Symbolic Color, Symbolic Objects and Symbolic Animals.