Students of philosophy are well aware of the watershed significance of Immanuel Kant's epochal work, The Critique of Pure Reason. In this volume Kant gave a comprehensive critique of the traditional arguments for the existence of God, wrecking havoc on natural theology and classical apologetics. Kant ended in agnosticism with respect to God, arguing that God cannot be known either by rational deduction or by empirical investigation. He assigned God to the "noumenal world," a realm impenetrable by reason or by sense perception.
The impact on apologetics and metaphysical speculation of Kant's work has been keenly felt. What is often overlooked, however, even among philosophers, is the profound impact Kant's critique had on our understanding of the soul.
Kant placed three concepts or entities in his noumenal realm, a realm above and beyond the phenomenal realm. The triad includes God, the self, and the thing-in-itself, or essences. If God resides in this extraphenomenal realm, then, the argument goes, we cannot know anything about Him. Our knowledge, indeed all true science, is restricted to the phenomenal realm, the world perceived by the senses. Kant argued that we cannot move to the noumenal realm by reasoning from the phenomenal realm (a point that put Kant on a collision course with the apostle Paul).
Continue reading The Origin of the Soul.