“Seth material” search engine (Jane Roberts)

Fanatics certainly serve a purpose, and actually they help maintain overall equilibrium of society by serving as examples to others, who often have some of the same beliefs but are of a less explosive nature.

By going to extremes fanatics point out to others the virtue of more moderate ways, and their actions actually make others with the same kind of persuasion evaluate their own beliefs. I realize the impracticality of asking anyone in physical life to bear no human rancor. It is futile. On the other hand, when you look at your fellows, try to see them as they are in all respects—as you would, say, a group of individual animals. Do not always compare them against any ideals—ideals superimposed by you, or anyone, upon others.

(He stayed until about 12:20 AM, then left, bound for where?.... Jane said the next day that we should have offered him shelter, but I didn’t feel any compulsion to do so. I did think that practically all of our unannounced visitors were young people because the Seth material attracted them much more easily than older generations. I thought it a good sign, actually, since these young people would one day be playing roles in society; at least, I thought, they’d have been exposed to what we thought were good ideas in their formative years.

Though the fanatic may make much noise in the world, he is actually isolated from all of the world’s ideas except his own. Anything else is seen as a threat. He does not allow the development of his concepts or beliefs, for example. They stop at one particular point—and at that point he wages his battle against reality.