>During this time, according to Jaspers' concept, new ways of thinking appeared in Persia, India, China and the Greco-Roman world in religion and philosophy, in a striking parallel development without any obvious direct cultural contact between all of the participating cultures of the Old World.
Actually we do: https://en.wikipedia.org/wiki/Axial_Age
>During this time, according to Jaspers' concept, new ways of thinking appeared in Persia, India, China and the Greco-Roman world in religion and philosophy, in a striking parallel development without any obvious direct cultural contact between all of the participating cultures of the Old World.