The objection
If Father, Son and Spirit are conceived as three conscious agents, God seems to be a community of three divine beings. Surely such a community would be tritheism.
1. Shared love alone does not make several beings one
Three humans remain three humans even if they agree perfectly. If a model explains God's unity only as harmony between different divine beings, it has not yet justified the statement of one God.
Biblical unity is more demanding. Isaiah describes the one Creator as the sole source of heaven and earth. His unity is not first produced through an agreement between several originally independent powers.
2. “Social” designates no uniform theory
Swinburne develops an explanation through three divine persons and their necessary relationships of origin and love. He does not intend their unity as an accidental alliance.[1] Nevertheless, it remains to be examined whether necessary connectedness already yields the required unity of divine being.
Craig, by contrast, expressly posits a single spiritual being with three personal centers. His model must therefore not simply be reproduced as three mutually separate souls.[2] The counterquestion here is more precisely how each personal center is wholly God and not merely a constituent of a larger divine whole.
For Swinburne, the question of self-existence therefore addresses a more definite point: If the Father is source of the other persons, the model must explain in what sense all possess the same uncreated independence. Eternal and necessary bringing forth excludes a temporal beginning; it does not automatically remove every explanatory asymmetry. The classical answer distinguishes personal origin from bringing forth a second divine being. Whether Swinburne's particular explanation preserves the one deity must be measured against this.[1]
For Craig, correspondingly, the one soul must be distinguished from an additional fourth I. If the centers are understood merely as bundles of faculties, their complete personhood remains to be explained; if made independent divine substances, the asserted unity is lost. Craig intends precisely one single spiritual being with three personal centers.[2] Criticism must therefore identify which of his assumptions cannot preserve these two boundaries together. The mere number three does not yet decide this.
3. Both sides of the scriptural evidence are the criterion
John 17,24 prevents weakening eternal love between Father and Son into a mere role toward the world. John 1,3 simultaneously prevents classifying the Son among created mediators. Neither text explains God as a composition of three partial beings.
A model must therefore explain real personal relationships and undivided deity together. Classical tradition binds knowing, willing and power to the one divine nature.[3] This is precisely the attempt to conceive real fellowship without three independent deities.
Nor is mutual love already mutual neediness. A model would violate God's perfection if the persons first had to learn from one another, supplement missing powers or negotiate their conflicts. This does not follow merely from their loving each other. The decisive question is whether fellowship expresses eternal fullness or makes up a deficiency.
4. We need not defend every model called Trinitarian
An explanatory attempt can aptly emphasize one aspect while creating difficulties elsewhere. Criticizing it does not mean denying the Son's deity. It means measuring the explanation against the doctrine it is meant to explain.
The objection therefore addresses every model that makes God a mere society. It addresses Trinitarian doctrine as a whole only if it were shown that real personal distinction necessarily means three separate divine beings. Precisely this premise is disputed; the designation “three persons” does not prove it.
Biblical texts in context
Sources and further study
- Richard Swinburne, The Social Theory of the TrinityReligious Studies 54/3 (2018), pp. 419–437; his own account of the social model.
- William Lane Craig, Trinity Monotheism Once More: A Response to Daniel Howard-SnyderDefense of a single spiritual being with three personal centers.
- Réginald Garrigou-Lagrange, The Trinity and God the CreatorPp. 128–131: classical denial of three separate divine cognitive and volitional faculties.