I didn't see something in there which supports your equating of theism with a particular religion.Theism for dummies...
Even morons like Buck.
Theism. Belief in the existence of a divine reality; usually referring to monotheism (one God), as opposed to pantheism.
1. a belief or notion, not based on reason or knowledge, in or of the ominous significance of a particular thing, circumstance, occurrence, proceeding, or the like.
2. a system or collection of such beliefs.
3. a custom or act based on such a belief.
complete trust or confidence in someone or something.
"this restores one's faith in politicians"
synonyms: trust, belief, confidence, conviction;
strong belief in God or in the doctrines of a religion, based on spiritual apprehension rather than proof.
synonyms: religion, church, sect, denomination,(religious) persuasion,(religious) belief, ideology, creed, teaching, doctrine.
the belief in and worship of a superhuman controlling power, especially a personal God or gods.
"ideas about the relationship between science and religion"
synonyms: faith, belief, worship, creed;
a particular system of faith and worship.
plural noun: religions
"the world's great religions"
a pursuit or interest to which someone ascribes supreme importance.
"consumerism is the new religion"
disbelief or lack of belief in the existence of God or gods.
synonyms: nonbelief, disbelief, unbelief, irreligion, skepticism, doubt, agnosticism;
Superstition = religion = Gods = faith
Nostalgia isn't what it used to be.
Maybe you're trying to prove my point.