Absolutely- look at the history of nearly every revolution and the end result when the revolutionaries gain power!
Human nature is one of greed and hypocrisy.
This, I will argue is why we need good governments and it takes most of us engaged in fighting for a good government to get close to having one.
The Libertarian mythology that 'free markets' will deliver utopia is just a myth- private interests will inevitably abuse their market dominance when and where they are allowed to due to lack of government regulation of cartels and monopolies and other rentseeking parasitism.