None of which have thrived - all crumbling, failed or dead within. (Sorry for the long delay in replying - it's only now that I have the time at hand to compose detailed replies.)
Ah, but here’s a trick question:
Since survival is good accomplished by the Golden Rule, is it true that cultures/societies which last the longest are therefore the best (most good)?
None of which have thrived - all crumbling, failed or dead within.
The US has lasted slave free for about 150 years; Great Britain a bit longer. There are slave societies in history that lasted a great deal longer.