On the Unity of the Trinity's External Works: Archaeology and Grammar

The rule that opera Trinitatis ad extra indivisa sunt, servato ordine et discrimine personarum is best understood when its two clauses are read together as mutually informative. Read thus, and grasped according to its principles and grammar, the rule articulates two things: the pure benefit of God's activity terminating in time, and the intimate yet unconfused relation between theology and economy.