Full Idea
Divines and philosophers have proved beyond all controversy, from the beauty and usefulness of the several parts of creation, that it was the workmanship of God.
Gist of Idea
It has been proved that creation is the workmanship of God, from its beauty and usefulness
Source
George Berkeley (Three Dialogues of Hylas and Philonous [1713], II p.198)
Book Reference
Berkeley,George: 'The Principles of Human Knowledge etc.', ed/tr. Warnock,G.J. [Fontana 1962], p.198
A Reaction
Not convincing. Beauty is probably a sublimation of sexual desire (or an echo of the human mind in the external world, in music), and utility is relative to homo sapiens, I presume.