By using the phrase ""transcendental analogies,"" Reason, Revelation and Metaphysics claims that there are analogies of unity, truth, goodness, and beauty, which are related to, but irreducible to, the analogy of being.

"The author argues that the proper use of analogy opens up reason to revelation. Drawing on ancient and medieval sources (Plato, Aristotle, Plotinus, Aquinas), he discusses the transcendental properties of being (unity, truth, goodness, and beauty) and their analogous application"--