“holiday” goes back beyond the Catholic Church. It originated as a Celtic Druid pagan celebration of Samhain. They believe this night was the night where the veil of separation between the realm of the living and the dead are the thinnest. This would be a night where the warlocks and ...
including Christianity, involves arriving at an experience of unity or nondualism. In Zen it’s known as samadhi…. Transcendence and immanence are not separate