 His influence on philosophical thinking lasted until the Middle Ages, as is shown by citation in the Suda, the massive medieval lexicon.At one time, scholars perceived Posidonius's influence in almost every subsequent writer, whether warranted or not.Today, Posidonius seems to be recognized as having had an inquiring and wide-ranging mind, not entirely original, but with a breadth of view that connected, in accordance with his underlying Stoic philosophy, all things and their causes and all knowledge into an overarching, unified world view.