Where the spirit does not work with the hand, there is no art.  The exceptional artist and polymath, Leonardo da Vinci (1452-1519), driven by his rigorous quest for knowing the  human body, spirit, and its place in the universe, dedicated his life to display his findings through art. His gift for art  along with his profound knowledge in anatomy, botany, mathematics, engineering and physics are reflected in the corpus of his work.  He always carried a notebook in which he drew his sharp observations with precision and artistic mastery. His scientific findings and aesthetic conceptions are preserved in nearly …