Thomas Aquinas 
SUMMA THEOLOGICA 
Including supplement, appendix, interactive links and annotations

Thomas Aquinas’ Summa Theologica is a monumental work of Medieval Scholasticism, covering a wide range of philosophical and theological topics such as the existence of God, ethics, and the nature of the soul. Written in a systematic question-and-answer format, Aquinas utilizes a blend of classical philosophy, particularly Aristotle, and Christian theology to address complex issues. The Summa Theologica showcases Aquinas’ logical reasoning, clarity of thought, and profound understanding of both faith and reason, making it a groundbreaking text in the history of Western philosophy. The book’s rigorous arguments and comprehensive scope demonstrate Aquinas’ profound intellect and commitment to reconciling faith with reason in a manner that has had a lasting impact on philosophical thought. It remains essential reading for students of philosophy, theology, and intellectual history, offering invaluable insights into the relationship between philosophy and religious belief.