It was 1495, not long after Columbus sailed the ocean blue, that Leonardo Da Vinci now 50, yes that Leonardo of all the incredible inventions and the famous Mona Lisa, was asked to paint a wall in Milan in a convent church of Santa Maria delle Grazie, and since it was the Duke of Milan, Ludovico Sforza who asked and was doing the commissioning, even Leonardo could hardly say no.  But what Da Vinci did was hardly typical. He decided... Read more