There is so much that a multifaceted man who lived more than half a millennium ago can teach our modern world that desperately needs a second Renaissance. That’s one reason I’ve started a new blog devoted to Leonardo da Vinci.
Read MoreLeonardo da Vinci delighted in drawing intricate lace designs. Circa 1495, this knot is among six of its kind that were reproduced as engravings, one of which was a woodcut by German artist Albrecht Dürer, sans the “Academia Leonardi Vinci” motto.