Everyone at the top of a hierarchy should have to fight to stay there.
From the moment they sit down on the throne, someone should be storming the castle. The competition should be constant and relentless.
Capitalism is red in tooth and claw.
Discussion
I like this metaphor.
It also makes it clear why the system is so unpopular, with those at the top seeking a modern-day Licence to Crenellate and royal help suppressing peasant uprisings
Yes, but rebel groups invariably create a new state and the head of that new state should sleep as unsoundly as the head of the last one.
I'm with Machiavelli - a wise Prince should destroy ALL the castles in his realm unless he already fears The People more than invaders.
Any organisation large enough to demand public oversight to protect investors from their hired managers is a castle in need of demolition.