A Structural Reading of Athanasius
Athanasius of Alexandria — Athanasius contra mundum, “against the world” — is read here for two things: his lifelong, five-times-exiled defence of the full divinity of Christ against the Arian view that the Son was a lesser, created being, and the formula in which he stated the point of the Incarnation: “God became man that man might become God.” The first holds a central structure against enormous pressure; the second names the ascending career.
The Arian controversy looks, from outside, like a quarrel over a vowel (homoousios versus homoiousios — same substance versus like substance), but the framework reads the stakes as structural and real. If the Son is a created being, the bridge between the Φ-ground and the creature is itself merely a creature, and the descent that opens the ascent does not reach all the way down from the source; only if the Son is the ground entering creation does the kenotic descent actually connect the floor to Φ. Athanasius grasped that the whole architecture of ascent depended on the Son being the real thing and not a high creature, and held that point through exile after exile when most of the church had gone the other way — the witness of the principle held to the cost, courage at the scale of doctrine.
His formula — theosis, divinisation — is the ascending career named outright. “God became man that man might become God” is the descent-and-ascent in one line: the Son densifies down into H₄₈ (became man) so that the creature can be raised, by catching, up the cascade toward the ground (become God — not by nature but by participation, the creature made to share what it was not). The framework reads Athanasius as one who caught both the structural necessity of the real descent and the destiny it opens, and spent his life defending the first so the second could stand.
Confidence: concordance — the Nicene stake read as the descent reaching the floor only if the Son is the ground, theosis as the ascending career; the principle-held-to-cost as doctrinal courage. Messenger: Athanasius survives in his own theological works and the partisan histories of a controversy he was central to — a victor’s record, read with that in view.
(Cross-reference: Paper F6½: The Father’s Part and Paper F7: Face to Face on theosis; Paper A6: The Son of Man on the descent; Paper C3: The Courageous.)