Use of the Infertile Periods

Summa of Moral Theology (Summa Theologiae Moralis)

Hieronymus Noldin, S.J.

Noldin, Summa of Moral Theology, On the Sixth Precept and t…, Book Two. On the Use of Ma…, Question One. On the Licei…, Article Two. On Sodomy and Onanism., n. 75 — 75. Means of avoiding onanism. a. The crime of onanism today spreads widely and is propagated more widely day by day especially for this reason, that spouses wish to enjoy the pleasure of marriage without undergoing the … Read in context →

Manual of Moral Theology (Manuale Theologiae Moralis)

Ludovicus Wouters, C.SS.R.

Vol. III, Bk. II, Part II. On the Illicit Acts of Spouses, n. 117 — IX. Doubts and Responses. 1. Spouses lawfully abstain from intercourse at the time when fecundation is judged easier, and perform it at another time. Now conception is less probable: according to some, from the fifteenth… Read in context →

Moral Theology: A Complete Course (McHugh & Callan)

John A. McHugh, O.P., and Charles J. Callan, O.P. — 2 passages

Vol. II, Pt. II, Q. III, Art. 2. Duties of Members …, Morality in Marriage, n. 2618 — The Morality of Venereal Acts of Marriage. The Morality of Venereal Acts of Marriage.—(a) Non-consummated Acts.—These acts, whether internal or external, are lawful per se when they are used only as accessories to the act of marriage or as means to foster or pres… Read in context →

Vol. II, Pt. II, Q. III, Art. 2. Duties of Members …, Birth-control, n. 2622 — Is Birth-Control Ever Lawful?—(a) If this refers to an end (viz., the limitation of the number of children or the spacing of their arrival), it is not unlawful in itself (see 2617); and it is sometimes a duty, as when th… Read in context →

Moral Enchiridion, Comprising Select Decrees and Definitions of the Holy See, of Ecumenical Councils and of the Sacred Roman Congregations (Enchiridion Morale), Fourth Edition

Gennaro Bucceroni, S.J.

Bucceroni, Moral Enchiridion (4th ed., 1905), On Matrimony, n. 1054, 1077 — Whether the Use of Marriage Is Lawful Only on Those Days on Which Conception Is More Difficult. "Spouses who use Marriage in the aforesaid manner are not to be disturbed, and the confessor can cautiously intimate the opinion in question to those spouses whom he has tried in vain by another means to lead away from t… Read in context →

What Is Marriage? A Catechism Arranged According to the Encyclical “Casti Connubii” of Pope Pius XI

Arthur Vermeersch, S.J. — 6 passages

Vermeersch, What Is Marriage?, Part Two: The Attack on Ma…, The Campaign Against the Child, nn. 98, 99, 100, 101, 102 & 103 (6 passages — hover a number to read it)

On Chastity and on the Contrary Vices: A Doctrinal and Moral Treatise

Arthur Vermeersch, S.J. — 14 passages

Ch. I, Art. I, § 2, III. Circumstance: When, nn. 239, ¶1323, ¶1324, ¶1325, ¶1326, ¶1327, ¶1328, ¶1329, ¶1330, ¶1331, ¶1332, ¶1333, ¶1334 & ¶1335 (14 passages — hover a number to read it)

Pastoral Questions

Benedict H. Merkelbach, O.P. — 16 passages

Article IV: Concerning Excess in the Use of Marriage, nn. ¶660–¶675 (16 passages)

Summa Theologiae Moralis

Benedict Henry Merkelbach, O.P. — 84 passages

Vol. III, Special Moral Theology: On…, Treatise: On Matrimony, Fourth Part: On the Obliga…, Question One: On the Conju…, Article IV: On Excess in the Use of Marriage, nn. ¶1, 954, 955, 956, 957 & 958 (84 passages — hover a number to read it)

New Questions, Old Answers: Catholic Morals and Natural Family Planning

Eamonn Clark, S.T.L. — 126 passages

Clark, New Questions, Old Answers, Chapter One: The Marital D…, Natural Family Planning and Sexual Vice, nn. 1–14 (14 passages)

Clark, New Questions, Old Answers, Chapter One: The Marital D…, Other Errors Discussed, nn. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 & 11 (11 passages — hover a number to read it)

Clark, New Questions, Old Answers, Chapter One: The Marital D…, An Analogy with Agriculture: NFP’s Causal Structure, nn. 1, 2, 3 & 4 (4 passages — hover a number to read it)

Clark, New Questions, Old Answers, Chapter One: The Marital D…, An Analogy with Communication: NFP’s Pseudo-Frustration of a Faculty, nn. 1, 2, 3, 4, 5, 6 & 7 (7 passages — hover a number to read it)

Clark, New Questions, Old Answers, Chapter Two: Magisterial S…, Early Sources, nn. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 & 11 (11 passages — hover a number to read it)

Clark, New Questions, Old Answers, Chapter Two: Magisterial S…, Modern Sources, nn. 1–28 (28 passages)

Clark, New Questions, Old Answers, Chapter Three: A Solution, A Proposed Synthesis, nn. 1–22 (22 passages)

Clark, New Questions, Old Answers, Chapter Three: A Solution, Objections to this Theory, nn. 1, 2, 3, 4, 5, 6, 7 & 8 (8 passages — hover a number to read it)

Clark, New Questions, Old Answers, Chapter Five: Spiritual an…, Spiritual Considerations, nn. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 & 12 (12 passages — hover a number to read it)

Clark, New Questions, Old Answers, Chapter Five: Spiritual an…, Pastoral Considerations, nn. 1, 2, 3, 4, 5, 6, 7, 8 & 9 (9 passages — hover a number to read it)