Only a God of love is fully personal. Thus the Trinity is crucial for maintaining a fully personal concept of God. As theologian Robert Letham writes, โOnly a God who is triune can be personal.... A solitary monad cannot love and, since it cannot love, neither can it be a person.โ Therefore it โhas no way to explain or even to maintain human personhood.
Nancy PearceyModern secular thought has its own dualism: It treats only the physical world as knowable and testable, while locking everything else - mind, spirit, morality, meaning - into the realm of private, subjective feelings. The so-called fact/value split.
Nancy PearceyWhen people commit themselves to a certain vision of reality, it becomes their ultimate explainer. It serves to interpret the universe for them, to guide their moral decisions, to give meaning and purpose to life, and all the other functions normally associated with a religion.
Nancy Pearcey