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Summa Theologiae · I-II, q. 109

Question 109. Of the Necessity of Grace

Thomas Aquinas, Summa Theologiae, First Part of the Second Part. 10 articles.

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Text: Summa Theologiae, Project Gutenberg #17897, First Part of the Second Part (Prima Secundae), translated by the Fathers of the English Dominican Province. The First Part of the Second Part of the Summa in the English Dominican translation (first printed 1911 to 1925; second and revised edition from 1920). A sample check on 2026-11-09 against pre-1931 printings at the Internet Archive (first printings of 1915 and 1916 and the second and revised edition of the 1920s) found that the article text matches, with no 1947 introduction, synopsis, or index. The phrase “From the Complete American Edition” in Gutenberg's catalog title is a provenance note only. Question and article numbers were added by the transcriber. Rights: Public domain (US)

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We must now consider the exterior principle of human acts, i.e. God, in so far as, through grace, we are helped by Him to do right: and, first, we must consider the grace of God; secondly, its cause; thirdly, its effects.

The first point of consideration will be threefold: for we shall consider (1) The necessity of grace; (2) grace itself, as to its essence; (3) its division.

Under the first head there are ten points of inquiry:

(1) Whether without grace man can know anything?

(2) Whether without God's grace man can do or wish any good?

(3) Whether without grace man can love God above all things?

(4) Whether without grace man can keep the commandments of the Law?

(5) Whether without grace he can merit eternal life?

(6) Whether without grace man can prepare himself for grace?

(7) Whether without grace he can rise from sin?

(8) Whether without grace man can avoid sin?

(9) Whether man having received grace can do good and avoid sin without any further Divine help?

(10) Whether he can of himself persevere in good?

Articles

  1. Whether Without Grace Man Can Know Any Truth?
  2. Whether Man Can Wish or Do Any Good Without Grace?
  3. Whether by His Own Natural Powers and Without Grace Man Can Love God Above All Things?
  4. Whether Man Without Grace and by His Own Natural Powers Can Fulfil the Commandments of the Law?
  5. Whether Man Can Merit Everlasting Life Without Grace?
  6. Whether a Man, by Himself and Without the External Aid of Grace, Can Prepare Himself for Grace?
  7. Whether Man Can Rise from Sin Without the Help of Grace?
  8. Whether Man Without Grace Can Avoid Sin?
  9. Whether One Who Has Already Obtained Grace, Can, of Himself and Without Further Help of Grace, Do Good and Avoid Sin?
  10. Whether Man Possessed of Grace Needs the Help of Grace in Order to Persevere?

Also online, linked only: the same translation at New Advent and the Latin text at Corpus Thomisticum. Neither is copied here.

Source: Thomas Aquinas. Summa Theologica, First Part of the Second Part. Project Gutenberg #17897. Project Gutenberg record. Public domain in the USA. Outside the U.S., check local copyright rules. Project Gutenberg notices retained. The full Project Gutenberg license is kept in the hosted text.