Temperance is a virtue, to pursue stable and balanced behavior is not only good on a personal level but also on a larger group-sociological and societal scale. Sometimes however, it’s hard to not feel disgusted by something a person does which you can’t help but notice.
The sociological underpinnings of these phenomena are simple and straightforward: the main mechanism is the result of “to believe in socialism”. Not socialism itself, believing it. The idea that the plotted route for the herd will be good for you/me/whoever.