A parable is fictional story that teaches a moral truth. The OP does not teach a moral truth.
The Catholic Church (not Christianity) sanctioned the Crusades. In fact the Byzantine Orthodox Church suffered great loss because of the Crusades.
Hinduism sanctions discrimination and segregation, Biblical Christianity opposes both I was raised in a home with an atheist father and a nominal Christian mother. Religion was not discussed. So your assumptions are incorrect. In fact I have researched parapsychology and rejected it as myth.