Before the modern age, and perhaps for the vast majority even now, there is no such notion as supernatural. Magical thinking, superstition is not the exception,

Before the modern age, and perhaps for the vast majority even now, there is no such notion as supernatural. Magical thinking, superstition is not the exception, it is the norm. It requires conscious effort, training to diminish its effects, to introduce logic, facts into the thinking process. Propaganda would be much less effective if people were able to think rationally.