known only negatively or apophatically, since personhood is itself a sort of negative property. We can never define what it is to be a person, since the ‘personal’ element is exactly what remains most dark and unknowable in another. Human persons then are the image of God to the extent that they reflect God’s unknowability, the mystery of crucified selfhood. Lossky can even say that each human person is ‘as mysterious and unimaginable’ as the trinity itself.12 Mystery is not the opposite of knowing;