I own a first edition copy of Carroll Quigley's book, 'Tragedy and Hope' and I have read it, and have always found it, and the history behind the work, to be interesting.
Here is a pdf version of the article by Kevin Cole which is the substance of this video below:
Professor Carroll Quigley and the Article that Said Too Little
I would have preferred if the audio did not contain annoying background music and if the narrator had spoken a bit more slowly.