A Topic of Moral Theology

Moral certainty

Absolute, physical and moral certainty; the imperfect moral certainty that suffices for action

In the index as Doubt · Conscience · Certitude · Connivance of the legislator · Sin · Certainty, moral · Faith · Necessity of prudence · Oath · Perplexed conscience · Practice · The safer course must be taken · “*In dubio pars tutior sequenda*

In the manuals

A Manual of Moral Theology for English-Speaking Countries

Vol. I, Bk. II, Chapter II. The Certain Conscience, nn. 1 & 2 (2 passages — hover a number to read it)

Institutions of Moral Theology (Institutiones Theologiae Moralis)

Vol. I, On Conscience, II. On Certain Conscience, nn. 99, 100, 101 & 102 (4 passages — hover a number to read it)

Synopsis of Moral and Pastoral Theology

Vol. II, Fundamental Moral Theology…, On Conscience, nn. 367, 368, 369 & 370 (4 passages — hover a number to read it)

A Handbook of Moral Theology (Koch–Preuss)

Vol. I, Its Subject, Norm, and Object, Morality, Its Subject, Norm, and Object, Ch. III, Section 3: Requisites of a Normal Conscience, nn. ¶4, ¶5, ¶6 & ¶7 (4 passages — hover a number to read it)

Manuale Theologiae Moralis

Vol. I, Pt. I, Tract IV. On Conscience, Ch. V, Article I. On Certain Conscience, nn. 325 & 327 (2 passages — hover a number to read it)

Summa Theologiae Moralis

Vol. I, General Moral Theology, Treatise: On Conscience in…, Second Question: On Consci…, Article II: On the Certitude of Conscience, nn. ¶1, 213, 214 & 215 (15 passages — hover a number to read it)

Vol. II, Special Moral Theology: On…, Treatise: On the Cardinal …, Second Part: On the Virtue…, Ch. II, Question One: On the Obligation and Means of Forming a Sufficiently Certain Conscience, nn. ¶1, 78, 79, 80, 81 & 82 (40 passages — hover a number to read it)

Compendium of Moral Theology

Vol. I, Tr. II, Chapter II. On Certain and Doubtful Conscience, n. 33 — Certain conscience is that by which someone firmly and without fear of erring judges something to be good or bad. Although certainty is distinguished in three ways among philosophers, that which is called moral is chiefl… Read in context →

Christian Theology, Dogmatic and Moral, Volume III: On the Decalogue

Diss. I, Chapter IX — What truth is required in an assertory oath. The defect of even the smallest truth in this oath is a mortal sin. Some little questions concerning perjury are resolved, n. VIII — VIII. It is true, however, that the adversaries too admit that moral certainty is necessary; but in this they fail, that they teach that this moral certainty can be had by merely verisimilar conjectures, and merely proba… Read in context →

Treated under the broader heading The Certain Conscience — Noldin, Summa of Moral Theology · Wouters, Manual of Moral Theology · McHugh–Callan, Moral Theology · Bucceroni, Commentaries (1910) · Gury-Ballerini, Compendium of Moral Theology (8th ed., 1884) · Vermeersch, Theologia Moralis · Marc, Institutiones Morales · Konings, Theologia Moralis · Concina, Compendium · Coppens, Moral Philosophy — these works do not divide the matter as finely as we do here, so their treatment stands one heading up (ed.)