[W]e should not expand our system of higher education... An excess of young people with advanced degrees has been one of the chief causes of instabil… - Peter Turchin

Making scientific predictions about the events that happened, but are not known to the authors of the theory, is a valid scientific approach in historical sciences, such as geology, astrophysics, evolutionary biology, and (history as science). It is sometimes referred to as "". ...[T]he primary way of testing theories in historical dynamics is retrodiction. But when mulitple successful tests using retrodiction (prediction about the past) are complemented with a few cases of prediction about the future, our degree of confidence in the theory is... enhanced.

This is what I did in... Ages of Discord, I looked at more than 200 years of American history... an aggregated measure of well being... the blue curve has gone through two cycles, and the red curve is a measure of instability...

Immiseration is important, but... societies can... be pretty stable with quite a lot of immiseration. As long as the elites are united and the state is strong, the state can suppress all those peasant rebellions... All "successful" revolutions and civil wars were the result of the intraelite conflicts. Even today, if you look at Donald Trump, who is sort of the main "revolutionary" so to speak, ...he is not particularly immiserated himself, but he's channeling... the tens of millions of immiserated Americans.