

Aquinas and Luther on Justification I Dr. Nathaniel Peters
Aug 8, 2025
Dr. Nathaniel Peters, Director of the Morningside Institute, illuminates the theological clash between Martin Luther and Thomas Aquinas on justification. He thoroughly investigates how Aquinas views grace as essential for merit, contrasting it with Luther's focus on faith alone. The discussion reveals how Aquinas balances justice and mercy while Luther emphasizes a personal transformation. Peters dives into complex concepts of righteousness, showcasing the profound implications for understanding faith and salvation.
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Why Justification Matters
- Human beings need justification to be united with God.
- Nathaniel Peters links this need to happiness and salvation.
Aquinas: Distinguish To Unite
- Aquinas distinguishes aspects of theology to integrate them into a unified whole.
- He uses Aristotelian realism and intellectual priority in theology.
Grace As Infused Habit
- Aquinas treats grace as an infused habitual gift shaping the soul.
- Grace heals wounds and gives capacities for supernatural acts.