Most of the societies have collapsed due to extreme natural disasters in past. In past, they couldn't survive because they didn't have means to challenge Nature. I ain't saying that in today's era, humans have become so much capable that they can challenge Nature. But, at least they have means and knowledge to save themselves.

What we see time and again is that wealthy and powerful people try to grab bigger shares of the pie to maintain their positions. Rich families become desperate to secure prestigious posts for their children, while those aspiring to join the ranks of the elite scratch and claw their way up. And typically, wealth is related to power, as elites try to secure top positions in political office.

All this competition leads to increasingly drastic measures, including breaking rules and social taboos to stay ahead of the game. And once the taboo of refraining from civil violence falls—as it too often does—the results are typically devastating.

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So vital public goods and welfare programs, like initiatives to provide food, housing or health care to those in need, become underfunded and eventually cease to work at all. This exacerbates the gap between the wealthy who can afford these services and the growing number who cannot.