Not really true however. Juvenal's writings show that.
I’m not sure he is a good example. Looks like he was pretty messed up:
http://newcriterion.com:81/archive/21/apr03/juvenal.htm
Juvenal was a Roman writing in the late first and early second centuries AD. Prager was discussing the world of the per-Roman Eastern Mediterranian/Middle East several hundred to thousands of years earlier. So is this article for that matter. Perhaps I should have been more specific.