A Topic of Moral Theology

Suicide forbidden

Direct killing of oneself, and death sought as a means, gravely sinful.

In the index as Suicide · Castration · Killing of self · Mutilation · Killing · Life · Suicide historically regarded · Danger of life · Mutilation of oneself · Affliction · Body · Cooperation · Desire · Eunuch · God · Killing of oneself directly intended is a grave sin · Killing oneself · Mortification · Oneself · Seed · Surgical operation · The life of man is subject to the supreme dominion of God · To shorten life

In the manuals

Summa of Moral Theology (Summa Theologiae Moralis)

Vol. II, Part Second. On the Precep…, Book Fifth. On the Fifth P…, Question Second. On the Killing and Mutilation of Oneself, nn. 327, 328 & 329 (3 passages — hover a number to read it)

A Manual of Moral Theology for English-Speaking Countries

Vol. I, Bk. VI, Pt. V, Chapter I. Suicide, n. 1 — SUICIDE, or the killing of one’s self, when one’s own death is the direct and immediate object of the will, is forbidden by the Fifth Commandment and is grievously sinful. It is the same when death is not the direct obje… Read in context →

Moral Theology: A Complete Course (McHugh & Callan)

Vol. II, Pt. II, Q. II, Art. 4. The Vices Opposed …, Suicide, nn. 1852, 1853, 1854, 1855, 1856, 1857, 1858, 1859, 1860 & 1861 (10 passages — hover a number to read it)

Synopsis of Moral and Pastoral Theology

Vol. III, Contracts, and the Obligat…, On the Virtue of Justice (…, Part I — Chapter II: On Injury, or the Violation of Right, nn. 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300 & 301 (13 passages — hover a number to read it)

Manuale Theologiae Moralis

Vol. II, Tr. XI, Sect. I, Q. III, Ch. III, Art. III, § 1. On Injury Against One's Own Body, n. 112 — 112. Principle 1. Direct suicide, done by private authority, is always a most grave sin. Thus all Catholics teach against the Stoics, Epicureans, and several modern non-Catholics. Proof. The sin of suicide is most strict… Read in context →

Summa Theologiae Moralis

Vol. II, Special Moral Theology: On…, Treatise: On the Cardinal …, Third Part: Concerning Com…, Section B: On Justice and …, Ch. I, Question Two: On the Killing of Oneself, nn. ¶1, 349, 350 & 351 (17 passages — hover a number to read it)

Compendium of Moral Theology

Vol. I, Tr. VI, On the Fifth Precept of th…, Chapter I. On Killing Oneself, or on Suicide, n. 263 — I Say. It is never licit for anyone directly to kill himself; but sometimes it is licit to concur indirectly in the killing of oneself. The reason of the first is both because, from the natural law, man does not have dir… Read in context →

Palladium Theologicum, Tome V: On the Virtues

Tr. I, Disputation XXVI: On Homic…, Question IX: Whether it is lawful to kill oneself, nn. 1–17 (17 passages)

Tr. I, Disputation XXVI: On Homic…, Q. IX, Doubt II: Whether, to avoid a sin or another evil, it is lawful to kill oneself, nn. 1, 2 & 3 (3 passages — hover a number to read it)

Treated under the broader heading Suicide and the Preservation of Life — Wouters, Manual of Moral Theology · Bucceroni, Institutions of Moral Theology · Bucceroni, Cases of Conscience · Gury-Ballerini, Compendium of Moral Theology (8th ed., 1884) · Vermeersch, On Forbidden Books · Koch–Preuss · Vermeersch, Theologia Moralis · Marc, Institutiones Morales · Konings, Theologia Moralis · Rickaby, Moral Philosophy · The Roman Catechism · The Casuist · Spirago — these works do not divide the matter as finely as we do here, so their treatment stands one heading up (ed.)