
The Empty Spiritual Chest of Christianity
Frank Turek’s lament that a materialist worldview offers “no hope” because humans are merely “molecules in motion” rests on a rhetorical illusion. By smuggling in an equivocation between immaterial and spiritual, apologists like Turek attempt to plant a flag in territory they have not earned. But this very strategy boomerangs: once we disentangle the immaterial from the spiritual, it becomes clear that Christianity has no legitimate ground on which to stand when it comes to spiritual experience — because all the emotions and pleasures they claim belong to a spiritual realm are in fact materially emergent phenomena. Ironically, it is Christianity — not materialism — that is left with no foundation for the very experiences it most cherishes.
I. Molecules in Motion: The Ground of All Experience
Materialists do not deny joy, love, or wonder. They locate them accurately: as complex neurobiological emergents. The sensation of beauty, the grief of loss, the comfort of love — these are not “spiritual” insertions from another world. They are the result of biochemical cascades in a highly evolved nervous system.
This does not cheapen them. It grounds them. It allows us to explain them, investigate them, and cultivate them. The emotions apologists want to fence off in a spiritual realm are better understood — and more reliably engaged with — when seen as products of embodied cognition, shaped by evolution and refined by culture.
II. Christianity’s Illegitimate Claim on the Immaterial
Turek and other Christian apologists routinely appeal to experiences like love, awe, moral intuition, and artistic inspiration as evidence of a “spiritual” realm. But this is an epistemic bait-and-switch. They are relying on features of the immaterial — our inner lives, our qualitative experiences — to argue for the spiritual, which they define as existing independently of the physical world.
This is unjustified. There is no demonstrated need to posit an ontologically separate realm to explain love or morality. These emerge naturally from social cognition, evolutionary pressures, and language-based consciousness. If these states disappear or alter with brain damage, mood-altering chemicals, or development, then they are clearly contingent on physical processes — not visitors from another plane.
III. Christians, Not Materialists, Are the Ones Without Ground
Here is the irony: Christianity locates its most cherished experiences — love, joy, redemption, peace — in a spiritual realm that is nowhere independently evidenced. It assumes that emotions have some otherworldly permanence or foundation. But remove the body — and there is no joy. Remove the brain — and there is no hope. What exactly is the “peace that surpasses understanding” if every experience of peace in human history has occurred in a functioning brain?
In contrast, a materialist can explain these experiences robustly:
- Love? Oxytocin, attachment theory, evolutionary bonding.
- Moral revulsion? Pattern recognition of harm, shaped by cultural learning and limbic response.
- Aesthetic wonder? Dopaminergic reward systems interacting with learned categories of beauty.
The Christian cannot explain any of these without a brain. All of their spiritual vocabulary is parasitic on neurobiology. Strip away the “molecules in motion” and there is nothing left.
IV. The Incoherence of the Spiritual Realm
Even if one grants that there could be a spiritual realm, Christians offer no account of how these “spiritual emotions” interact with the physical brain. The very dependence of these experiences on mood, context, and neurochemistry contradicts the claim that they are spiritual in origin.
This leaves Christians with an untenable position: either admit that their spiritual claims are simply rebranded physical phenomena, or posit an unfalsifiable metaphysical ether that violates everything we know about how emotions and thoughts work.
Conclusion: Materialism Reclaims the Sublime
It is not materialism that drains the world of meaning — it is Christianity that outsources meaning to a realm it cannot justify. The very beauty of our immaterial experiences is enhanced, not diminished, when we understand them as emergent, fragile, and precious products of living brains.
Christians, not materialists, are the ones who must explain how joy survives brain death — and why their “spiritual” realm never shows up in MRI scans, drug trials, or brain lesion studies. The immaterial is real. The spiritual, as imagined by theists, is a category error — and a metaphysical relic of a time before we understood the wondrous complexity of molecules in motion.
Here is the symbolic logic formulation of the main argument, with each premise and conclusion represented clearly and using appropriate logical syntax.
Symbolic Logic Formulation of the Argument
Let the following symbols represent key propositions:
- M: Humans are “molecules in motion” (i.e., wholly material beings).
- E: Emotions and pleasures exist.
- D: Emotions and pleasures are demonstrably dependent on material substrates (e.g., the brain).
- S: Emotions and pleasures are spiritual (i.e., exist independently of material reality).
- R: There is justification for referring to emotions/pleasures as spiritual.
- C: Christianity refers to emotions/pleasures as spiritual.
- I: It is illegitimate to refer to emotions/pleasures as spiritual.
- F: Christianity has no foundation for its notion of spirituality.
Premises
P1. Emotions and pleasures exist:
P2. All emotions and pleasures are dependent on material substrates:
P3. If emotions and pleasures are dependent on material substrates, then they are not spiritual:
P4. If emotions and pleasures are not spiritual, then referring to them as spiritual is illegitimate:
P5. Christianity refers to emotions and pleasures as spiritual:
P6. If Christianity refers to emotions and pleasures as spiritual, and doing so is illegitimate, then Christianity has no foundation for its notion of spirituality:
Conclusion
C. Christianity has no foundation for its notion of spirituality:
Logical Derivation
- From (1) and (2):
- From (6) and (3):
- From (7) and (4):
- From (5) and (8):
- From (9) and (6):
See also:



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