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Systematic theology

Summa Theologiae

Aquinas's most famous synthesis, ordered from God and creation through human action, Christ, the sacraments, and final beatitude.

Date

1265-1274, unfinished

Why it matters

It gives the clearest view of his mature method: objections, sed contra, respondeo, and replies arranged inside a complete theological architecture.

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New Advent Summa Theologiae

Summa Theologiae, Prima Pars outline

A downloaded outline of the First Part, useful for seeing the order of questions before reading individual articles.

Language: English

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How to read it

  1. 1Follow the order of questions before isolating individual articles.
  2. 2Read the objections as serious pressure on the conclusion.
  3. 3Track how metaphysical principles reappear in moral and sacramental theology.