First you destroy those who create values. Then you destroy those who know what the values are, and who also know that those destroyed before were in fact the creators of values. But real barbarism begins when no one can any longer judge or know that what he does is barbaric.
In a society of little economic development, universal inactivity accompanies universal poverty. You survive not by struggling against nature, or by increasing production, or by relentless labor; instead you survive by expending as little energy as possible, by striving constantly to achieve a state of immobility.
Although a system may cease to exist in the legal sense or as a structure of power, its values (or anti-values), its philosophy, its teachings remain in us. They rule our thinking, our conduct, our attitude to others. The situation is a demonic paradox: we have toppled the system but we still carry its genes.
A population weakened and exhausted by battling against so many obstacles -- whose needs are never satisfied and desires never fulfilled -- is vulnerable to manipulation and regimentation. The struggle for survival is, above all, an exercise that is hugely time-consuming, absorbing and debilitating. If you create these anti-conditions, your rule is guaranteed for a hundred years.