Gregory of Nazianzus
No sooner do I conceive of the One than I am illumined by the Splendour of the Three; no sooner do I distinguish Them than I am carried back to the One.
Source details
A.D. 380 · Oration 40 (On Holy Baptism), §41
Checked word-for-word against Nicene and Post-Nicene Fathers, Series 2, Vol. 7 · 2026-07-17