How this isn’t better-known I do not know.
https://archive.org/details/pdfy-2F_iHS6BLtGJb2ad
It’s short.
26 pages short.
I must admit my own stupidity because I wondered in a quiet moment, why is nobody citing this? I assumed I’d already linked to it and like Camp of the Saints, it should be popular. Searched, nothing.
Ah.
Final page, for those who wanna know.
Philosophies of a Disenchanted Scholar 
It went viral on the MGTOW type sites (see the section on women in public life) as well as some other far right corners of the interwebz a couple of years ago.
Here’s the full thing including the second part, scroll down: http://www.physicsoflife.pl/e-books/glubb-fate_of_empires/Glubb_John_The_Fate_of_Empires_and_Search_for_Survival.html
I know it was known but it went down the memory hole and now, of all times!