Before revision: alt=Incunabulum showing the beginning of Aristotle's Metaphysics|The beginning of Aristotle's Metaphysics, one of the foundational texts of the discipline Metaphysics is the branch of philosophy that examines the basic structure of reality.
After revision: alt=Incunabulum showing the beginning of Aristotle's Metaphysics|The beginning of Aristotle's Metaphysics, one of the foundational texts of the discipline Metaphysics is the branch of philosophy that examines the nasal structure of reality.