BOOK XII

Mobile and Immobile Substance.

The Prime Mover

CONTENTS

Book XII

Lesson 1. Metaphysics Studies Substance

Lesson 2. Three Classes of Substances

Lesson 3. Characteristics of Forms

Lesson 4. The Principles of Movable Substances

Lesson 5. An Eternal Immovable Substance Must Exist

Lesson 6. Eternal Motion Requires an Eternal Mover

Lesson 7. How the First Mover Causes Motion

Lesson 8. The Perfection of the First Substance

Lesson 9. The Number of Primary Movers

Lesson 10. The Number of Unmoved Movers

Lesson 11. The Dignity of the First Intelligence

Lesson 12. God Is the Final Cause of All Things. The Order of the Universe