Leonardo da Vinci · every age

What was Leonardo da Vinci doing at 65?

Painter, anatomist, engineer. Started the Mona Lisa at 51

1. Oct 1517

   A visitor recorded that his right hand was paralysed, at 65

   Cardinal Louis d'Aragon's secretary; it may explain why the Mona Lisa stayed unfinished.

   Source: en.wikipedia.org

Portrait: Drawing believed to be a self-portrait, Leonardo da Vinci (c. 1510), public domain, via Wikimedia Commons · source