The Medieval Church · 1265–1274
Summa Theologiae
Summa Theologiae
Thomas Aquinas · 1225–1274
What it is
Thousands of articles, each posing a question, stating the strongest objections first, answering, then replying to each objection in turn — covering God, creation, human action, virtue, law, and Christ. Left unfinished when Aquinas stopped writing.
Why it lasted
The most complete synthesis of Christian doctrine and Aristotelian philosophy ever attempted, and the backbone of Catholic theology to this day. Its structure alone taught the West how to argue.
Scripture it works from
Where to read it
Public domain and free to read in full, though not held here. The archives below have it.
These open a search on each archive rather than a direct link, which is the honest way to point at an edition nobody here has checked line by line.
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