If God had drawn the world from pre-existent matter, what would be so extraordinary in that? A human artisan makes from a given material whatever he wants, while God shows his power by starting from nothing to make all he wants. 146
Catechism number 304
And so we see the Holy Spirit, the principal author of Sacred Scripture, often attributing actions to God without mentioning any secondary causes. This is not a "primitive mode of speech", but a profound way of recalling God's primacy and absolute Lordship over history and the world,165 and so of educating his people to trust in him. the prayer of the Psalms is the great school of this trust.166