These sectors of doctrinal system serve to divert the unwashed masses and reinforce the basic social values: Passivity, submissiveness to authority, the overriding virtue of greed and personal gain, lack of concern for others, fear of real and imagined enemies, etc. The goal is to keep the bewildered herd bewildered. It's unnecessary for them to trouble themselves with what's happening in the world. In fact, it's undesirable if they see too much of reality they may set themselves to change it.
Let nothing be called natural In an age of bloody confusion, Ordered disorder, planned caprice, And dehumanized humanity, lest all things Be held unalterable!"The Exception and the Rule" (1937)