On Actualized Possibility

Nicholas of Cusa's De possest, completed in 1460, stands as one of his most philosophically sophisticated explorations of divine nature and human knowledge. Writing in the mature phase of his intellectual career as a cardinal and papal legate, Nicholas crafted this treatise as a dialogue between himself and Cardinal Giuliano Cesarini, seeking to articulate how human reason might approach the mystery of God's being through the concept of "possest" — that which possesses the power to be.

The work develops Nicholas's signature method of learned ignorance by proposing that God can best be understood as "possest," a neologism combining "posse" (power or possibility) and "est" (being). Through this formulation, Nicholas argues that God transcends the classical philosophical distinction between potency and act, existing instead as the absolute synthesis of all possibility and actuality. The dialogue format allows him to work through objections and refinements, showing how this concept of possest enables human minds to approach divine reality without falling into the trap of thinking they have comprehended it. The treatise demonstrates how intellectual humility becomes the pathway to genuine theological insight.

De possest has remained influential among philosophers and theologians interested in apophatic theology and the relationship between human reason and divine mystery. Its impact extends beyond medieval scholasticism into Renaissance thought and modern philosophical theology, where Nicholas's creative theological vocabulary and methodological innovations continue to generate scholarly discussion.

Who should read this: Readers with solid grounding in scholastic philosophy and medieval theology who are prepared for technical metaphysical arguments will find this rewarding. Those seeking devotional reading or practical spiritual guidance should look elsewhere, as this is primarily a work of speculative theology requiring philosophical preparation.