Rumors of God’s death may have been greatly exaggerated, but the prevalence of a materialistic philosophy that cannot give an adequate account of human freedom and moral responsibility has put in jeopardy many of the core ideas at the base of our civilization. Without metaphysics we are left simply with physics, and physics is about power, leverage, and force.
For C.S. Lewis, the body and the erotic procreative relationship between men and women are not mere nature, to be manipulated and embellished. They are not mere matter, to be shaped in any way that we please. They are, rather, an indicator of a larger order, something that offers us a clue to that larger order and that has to be understood in the light of it.