Personal existence has a ‘vertical’ dimension, a desire to be plunged into the fullness of God. And this fullness is not a solitude but an ocean already alive with the movement of infinite love. The depth is not unrelieved gloom; it contains reciprocal activity, interchange, the presence of the other, while duality is avoided in the communion of the Three in One. The depth itself suggests the inexhaustible character of the Persons and of their