You can't because they are so deeply hypnotized that they are no longer capable of the most basic reason or logic; in fact, logic and facts are terrifying to them because once they allow even the tiniest bit, it starts the slippery slope to looking at evidence and using reason, and their whole fear addiction and belief system will fall apart, threatening their membership in the death cult. Irrationality and absurdity are an important part of the propaganda psyop, not a bug but a feature, so there is no countering it with truth. The psychosis demands ever more irrational justifications.