Summa Theologiae Moralis, vol. I: De Principiis

Benedictus Henricus Merkelbach

Summa Theologiae Moralis, vol. I: De Principiis

Benedictus Henricus Merkelbach (1871–1942)

Summa Theologiae Moralis ad mentem D. Thomae et ad normam iuris novi

First published 1935

Volume I (De principiis) of Benedictus Henricus Merkelbach's Summa theologiae moralis sets out the foundations of Catholic moral theology within a Thomistic framework. It treats human acts, conscience, law, sin, and merit in relation to the canon law of its period. The present edition follows the Paris text published by Desclée de Brouwer in 1935 and includes the Latin text with an English translation. It comprises the first volume of the three-volume Summa.


Prologus

Introductio I: Theologia Moralis Generalis: Introductio

Tractatus I: Tractatus de ultimo actu humanorum fine seu de beatitudine

Introductio

Quaestio I: DE FINE ULTIMO IN COMMUNI

Quaestio II: DE BEATITUDINE OBIECTIVA

Quaestio III: DE BEATITUDINE FORMALI

Quaestio IV: DE QUALITATIBUS BEATITUDINIS

Quaestio V: DE MODO OBTINENDI BEATITUDINEM

Tractatus II: De actibus humanis in se

Introductio

Pars I: De actibus humanis secundum esse materiale et psychologicum

§ I: De conditione actuum humanorum

Caput I: De elemento subiectivo actus humani

Quaestio I: De voluntario

Articulus I: De voluntario in se

Articulus II: De voluntario tum positivo et directo, tum negativo et indirecto

Articulus III: De voluntario in se et in causa

Quaestio II: De impedimentis voluntarii seu de involuntario

Articulus I: De violentia

Articulus II: De metu

Articulus III: De concupiscentia

Articulus IV: De ignorantia

Quaestio III: De libero

Quaestio IV: De impedimentis liberi

Articulus I: De passionibus

Articulus II: De habitu et consuetudine

Articulus III: De impedimentis liberi remotioribus

Caput II: De elemento obiectivo actus humani

Quaestio I: De elemento essentiali seu obiecto

Quaestio II: De elemento accidentali seu de circumstantiis

§ II: De distinctione actuum humanorum

Quaestio I: De actibus elicitis

Quaestio II: De actibus imperatis

Pars II: De actibus humanis secundum esse morale

§ I: De moralitate actus humani in genere

Quaestio I: De essentia et speciebus moralitatis

Quaestio II: De fundamentis moralitatis

Articulus I: De intrinseca differentia boni inter et mali

Articulus II: De norma moralitatis

Articulus III: De fundamento obiectivo moralitatis

Articulus IV: De falsis systematibus circa fundamenta moralitatis

Articulus V: De facultate apprehensiva moralitatis

Quaestio III: De principiis seu fontibus moralitatis

Quaestio IV: De distinctione specifica inter actum bonum et malum

Quaestio V: De distinctione specifica inter varios actus bonos vel malos

Articulus I: De obiecto

Articulus II: De circumstantiis

Articulus III: De fine

§ II: De moralitate actuum humanorum in specie

Quaestio I: De bonitate et malitia actus interioris

Quaestio II: De bonitate et malitia actus exterioris

Quaestio III: De bonitate et malitia effectus externi

Quaestio IV: De bonitate et malitia passionum

Quaestio V: De bonitate et malitia circumstantiarum

Pars III: De actibus humanis secundum esse supernaturale et meritorium

Quaestio I: De merito praesertim supernaturali

Quaestio II: De conditionibus meriti supernaturalis

Tractatus III: De conscientia in generali

Introductio

Quaestio I: De conscientia morali secundum se in esse psychologico

Quaestio II: De conscientia prout est regula actuum moralium

Articulus I: De rectitudine conscientiae

Articulus II: De conscientiae certitudine

Quaestio III: De conscientia christiana prout est regula actuum supernaturalium

Tractatus IV: De legibus in genere

Introductio

§ I: De lege secundum esse psychologicum

Pars I: De lege in genere

Quaestio I: De ipsa lege in se

Articulus I: De essentia legis

Articulus II: De promulgatione legis

Quaestio II: De distinctione legum

Quaestio III: De effectibus legis

Articulus I: De vi directivâ seu obligatione legis

Articulus II: De vi coactivâ seu sanctione legis

Pars II: De lege aeterna quae est fundamentum omnis legis

Quaestio I: De essentia legis aeternae

Quaestio II: De potestate legis aeternae

Quaestio III: De mutabilitate legis aeternae

§ I: De legibus quae regunt actus morales

Pars III: De lege naturali

Quaestio I: De essentia legis naturalis

Quaestio II: De potestate legis naturalis

Articulus I: De vi directivâ seu obligatione legis naturalis

Articulus II: De vi coactivâ seu sanctione legis naturalis

Quaestio III: De mutabilitate legis naturalis

Quaestio IV: De Lege Humana in Se

Articulus I: De Auctore legis civilis

Articulus II: De Qualitate legis humanae

Articulus III: De Efformatione legis humanae

Articulus IV: De Divisione legis humanae

Quaestio V: De Potestate Legis Humanae

Articulus I: De Materia legis humanae

Articulus II: De Obligatione legis humanae

Articulus III: De Subditis legis civilis

Articulus IV: De Impletione et Interpretatione legis humanae

Quaestio VI: De Mutabilitate Legis Humanae

Caput I: De Lege Vetere

Quaestio I: De Lege Vetere Secundum Se

Quaestio II: De Potestate Legis Veteris

Quaestio III: De Mutabilitate Veteris Legis

Caput II: De Lege Nova

Quaestio I: De Essentia Legis Novae

Quaestio II: De Potestate Legis Novae

ON THE POWER OF THE NEW LAW.

S. Th. I-II, q. 108 ; q. 106, a. 1, ad 1 ; a. 4.

319. The new law must order exterior acts (q. 108, a. 1 and 2). — For although it is principally the grace of the Holy Spirit, it is nevertheless fitting that it hand down certain precepts not only about interior acts, but also about exterior ones, so that it may be a true law (Mt. V, 17 ; XXVII, 20 ; C. Trid. sess. 6 can. 19, 20 and 21). And indeed it contains :

  1. Some ceremonial [precepts] about sacraments, for the very reception of grace (e.g. John III, 5) : for we have grace through the Son of God made visibly man, whence grace flowing from the incarnate and visible Word into us must be brought to us through visible signs, which are the sacraments and sacrifice ;

  2. Also moral precepts about the acts of the virtues, both internal and external, which dispose to grace or pertain to its use :

a) precepts about the acts which are necessary as a disposition for the reception and preservation of grace, whether as to the intellect, such as the knowledge of the principles of the truths of faith or of the preambles about the manifestation of the divinity and humanity of Christ ; or as to the affection, namely those things which pertain to contempt of the world without which man is not capable of the Holy Spirit (John XIV, 17) ;

b) precepts about the acts which are necessary for the right use of grace, not only about interior ones which are grace itself and charity internally ordering us to God and neighbor ; but also about external ones which are produced by the instinct of grace : for grace is operative through charity, and therefore it must also manifest itself through external works (Eph. V, 8 ; John XII, 36 ; Mt. X, 13), of which some have a necessary convenience with or contrariety to grace, and these are prescribed or forbidden, e.g. confession and denial of faith (Mk. XVI, 16 ; Mt. X, 32 ; XXV 19, 20 ; John XVI, 9) and several others handed down in Mt. V, 22 sq.

  1. Other works however which are not necessary for grace, are not precepts : if they regard the individual they are left to his liberty ; if they regard the common utility they are left to temporal and spiritual superiors. And therefore besides the moral and sacramental precepts, no other ceremonial or judicial precepts are given, but are left to the Church.

Hence, in distinction from the old law, which is called the law of servitude, the new law is called the law of liberty, not only a) because by it we are freed from the servitude of sin (Rom. VI, 18), but also b) because the new [law] obliges only to those things which are necessary to be done for salvation or avoided as contrary to it, and leaves other things to liberty, and is not like the old, which determined many ceremonial and judicial [precepts] and left only a few to the choice of men (Acts XV, 1 ; Gal. V, 1) ; c) because it makes us freely fulfill these precepts, not by fear and a servile spirit, but inasmuch as by the interior instinct of grace and love we willingly fulfill them.

320. The new law conveniently orders interior acts, so that men may be totally subject to God (q. 108, a. 3). — For Christ in the sermon which he had on the mount, 1° promised blessedness for various excellent works ; 2° ordered the interior acts of man as to himself : a) about the means, that we abstain not only from external evil works but also from interior ones and from the occasions of evils ; b) about the end, that we not place it in human glory, or riches, or pleasures ; whence he proposes three contrary good works : prayer, almsgiving, and fasting ; 3° ordered the interior acts of man as to his neighbor, that we not judge rashly or unjustly or presumptuously, nor trust the unworthy too much ; 4° teaches the manner of fulfilling the law, by imploring divine help, by making effort for virtue, and by caution against seducers (Mt. V-VII).

321. In the new law, which is the law of liberty and perfection, counsels are fittingly added about those things which are necessary, not for attaining the end, but in order that we may attain it better and more expeditiously (q. 108, a. 4). For man is placed in the middle between worldly and spiritual goods, so that the more he cleaves to some, the more he withdraws from others ; and although for happiness it is not necessary that man totally abandon earthly things, because he can use them according to reason, he will nevertheless attain it better and more expeditiously by totally renouncing those goods. Now :

1° The goods of this world are of a threefold kind : a) riches to which the concupiscence of the eyes incites, which the counsel of poverty proposes to be renounced (Mt. XIX, 21) ; b) pleasures of the flesh about which the concupiscence of the flesh is concerned, which the counsel of virginity or continence teaches to be renounced (Mt. XIX, 11-12 ; I Cor. VII, 25-40) ; c) honors which the pride of life pursues, and which we renounce by perfect obedience (q. 108, a. 4).

2° Likewise the disquiet of worldly solicitude is chiefly thrust upon man about three things (Lk. VI, 24 ; IX, 23 ; XII, 22) : a) about the dispensation of exterior things, and this solicitude is removed from man by the counsel of poverty ; b) about the governance of wife and children, which is cut off by the counsel of virginity ; c) about the disposition of one's own acts, which is cut off by the counsel of obedience by which one commits oneself to the disposition of another (cf. C. Gent. III, 130).

3° Finally man has a threefold good : a) the good of exterior things, which one totally offers to God by voluntary poverty ; b) the good of his own body, which he offers by perfect chastity ; c) the good of soul, which he totally offers by obedience by which one gives to God his own will, by which man uses all the powers and habits of the soul (II-II, q. 186, a. 7).

322. The new law is universal (q. 106, a. 4). For :

a) it is imposed on all men (Mt. XXVIII, 18-20 ; Mk. XVI, 15-16 ; Rom. I, 16) ; but some precepts are immediately obligatory, e.g. of believing and receiving Baptism, others mediately, namely for the baptized, e.g. the precept of confession and communion ;

b) it is imposed for all subsequent times, because no more perfect [law] can be, since 1) it immediately joins men to God and introduces them to the ultimate end (Hebr. X, 19-20), 2) it causes grace itself through sacraments which truly sanctify, and 3) has a sacrifice of infinite dignity. And surely there cannot be given in this life a more perfect divine law or religion, since a greater union of man to God cannot be devised : for he here became man and by the incarnation united himself to us, that he might make us gods and unite us to himself through the life of grace, which he nourishes and increases in us by uniting his flesh and blood with us in the Eucharist, that we may be united to him by perfect vision and intimate possession of himself in heaven. So in the religious order the greatest is attained as to God, greater than which something cannot be devised. Whence

c) the new law cannot be changed by anyone, nor can the Church properly dispense in it but only authentically interpret it in the name of God ; and it shall endure until the consummation of the age. Hence in Scripture it is called a stable kingdom (Mt. XVI, 18 ; XXVIII, 20), the last time (Acts II, 17 ; I John II, 18), a covenant to remain forever (Jer. XXXI, 40 ; Mal. I, 10-11 ; Hebr. XIII, 20 ; Mt. XXVIII, 20), a new and eternal testament (Mt. XXVI, 28 ; Lk. XXII, 20 ; Hebr. XIII, 20 ; IX, 20).

The new law therefore differs from the old law : 1) by reason of efficient cause, because it is from Christ not only as he is God but also as man (Hebr. I, 1) ; 2) by reason of formal cause, because it is principally grace and charity which he gives ex opere operato, while the old law gave the knowledge of precept and of sin, but not indeed the aid ; 3) by reason of material cause, because it is enacted for all and forever, and perfectly declares the precepts, adds counsels, imposes few external ones, but many internal ones which are nevertheless easy of fulfillment from grace ; 4) by reason of final cause, because it immediately procures eternal happiness.

SIXTH PART.

ON ECCLESIASTICAL LAW.

323. Ecclesiastical law is an ordinance of human reason by which the Church and the baptized faithful are directed by him who has care of them, to holiness and eternal life. For as civil law is necessary for determining natural law and governing the people in order to temporal happiness, so ecclesiastical law for determining, instilling, completing natural and divine law, and urging it with an added special sanction of penalty, and so governing the Christian people in order to the ultimate end. It is not surprising therefore if many things said about human law in the present [section] are applied.

It is also called canonical law, from the 8th century onward, from the canons which are set against civil laws already in the Council of Ancyra (314) and of Nicaea I (324) ; likewise sacred human law, both by reason of the authority which is constituted by Christ (by divine law), and by reason of the matter which excludes temporal things as such, and by reason of the end because it is for the sanctification of souls. Hence it is a derivation, imitation, and supplement of divine law.

Quaestio III: De Lege Ecclesiastica Secundum Se

Articulus I: De Auctore legis ecclesiasticae

Articulus II: De Materia et Qualitate legis ecclesiasticae

Articulus III: De Efformatione legis ecclesiasticae

Articulus IV: De Divisione legis ecclesiasticae

Quaestio IV: De Potestate seu Obligatione Legis Ecclesiasticae

Articulus I: De Quantitate seu Gravitate Obligationis

Articulus II: De Qualitate et Extensione Obligationis legis praeceptivae

Articulus III: De Qualitate et Extensione Obligationis legis poenalis

Articulus IV: De Qualitate et Extensione Obligationis legis irritantis

Articulus V: De Subditis legis ecclesiasticae

Articulus VI: De Impletione legis ecclesiasticae

Articulus VII: De Interpretatione legis ecclesiasticae

Quaestio V: De Mutabilitate Legis Ecclesiasticae

Articulus I: De Ignorantia

Articulus II: De Impotentia

Articulus III: De Dispensatione

Articulus IV: De privilegio

Articulus V: De cessatione finis

Articulus VI: De abrogatione et derogatione

Articulus VII: De consuetudine

Tractatus V: De peccatis in genere

Introductio I: De Peccatis in Genere

Quaestio I: De essentia peccati

Articulus I: De notione et conditionibus peccati

Articulus II: De peccato omissionis negative voluntario

Articulus III: De peccato commissionis externo, indirecte aut in causa voluntario

Articulus IV: De elementis constitutivis peccati

Articulus V: De definitione peccati

Quaestio II: De distinctione peccatorum

Articulus I: De distinctione specifica

Articulus II: De distinctione numerica

Quaestio III: De comparatione et gravitate peccatorum

Quaestio IV: De subiecto peccati

Articulus I: De motibus seu peccatis sensualitatis

Articulus II: De consensu in delectationem seu de delectatione morosa

Articulus III: De consensu in actum seu de desiderio et gaudio

Pars I: De causis peccatorum

Quaestio I: De causis peccati interioribus

Articulus I: De ignorantia causa peccati ex parte rationis

Articulus II: De passione causa peccati ex parte appetitus sensitivi

Articulus III: De malitia causa peccati ex parte voluntatis

Quaestio II: De causis peccatorum exterioribus

Articulus I: De deo permittente

Articulus II: De diabolo tentante

Articulus III: De homine cooperante

Quaestio III: De peccato quod est causa alterius peccati

Articulus I: De modo quo unum peccatum alterum causat

Articulus II: De superbia et inani gloria

Articulus III: De avaritia

Articulus IV: De luxuria et gula

Articulus V: De invidia et ira

Articulus VI: De acedia

Pars II: De effectibus peccatorum

Quaestio I: De diminutione boni naturae

Quaestio II: De reatu culpae seu macula peccati

Quaestio III: De reatu poenae

Quaestio IV: De peccato mortali et veniali

Articulus I: De differentia inter peccatum mortale et veniale

Articulus II: De gravitate peccati mortalis

Articulus III: De conditionibus ad peccatum mortale requisitis

Articulus IV: De divisione peccati mortalis et venialis

Articulus V: De conversione peccati mortalis et venialis

Articulus VI: De peccato veniali secundum se

Tractatus VI: De habitibus et virtutibus in genere

Introductio I: De Habitibus et Virtutibus in Genere

Pars I: De habitibus in genere secundum esse psychologicum

Quaestio I: De essentia habitus

Quaestio II: De subiecto habitus

Quaestio III: De causa habituum

Quaestio IV: De distinctione habituum

Pars II: De habitibus secundum esse morale seu de virtutibus acquisitis

Quaestio I: De essentia virtutis

Quaestio II: De subiecto virtutis

Quaestio III: De distinctione virtutum

Articulus I: De virtutibus intellectualibus

Articulus II: De virtutibus moralibus

Articulus III: De virtutibus cardinalibus

Quaestio IV: De proprietatibus virtutum

Articulus I: De medio virtutis

Articulus II: De connexione virtutum

Articulus III: De aequalitate virtutum

Articulus IV: De duratione virtutum

Pars III: De habitibus secundum esse supernaturale seu de virtutibus infusis

Quaestio I: De existentia et essentia infusorum habituum ac virtutum

Quaestio II: De distinctione infusorum habituum et virtutum

Articulus I: De virtutibus theologicis

Articulus II: De virtutibus moralibus

Articulus III: De donis spiritus sancti

Quaestio III: De causa infusorum habituum et virtutum

Quaestio IV: De proprietatibus infusorum habituum et virtutum

Articulus I: De medio virtutum infusarum

Articulus II: De connexione habituum infusorum

Articulus III: De aequalitate habituum infusorum

Articulus IV: De duratione habituum infusorum

Tractatus VII: De fide divina

Introductio

Quaestio I: De Obiecto Formali Fidei

Quaestio II: De Obiecto Materiali Fidei

Articulus I: De obiecto materiali in se

Articulus II: De conditionibus ad obiectum materiale requisitis

Articulus III: De evolutione obiecti materialis

Articulus IV: De ecclesia proponente obiectum fidei

Pars I: De Actu Fidei

Caput I: De Actu Fidei Interiore

Quaestio I: De Essentia Actus Fidei

Quaestio II: De Analysi Actus Fidei

Articulus I: De ipso actu fidei

Articulus II: De ipso credulitatis affectu

Articulus III: De iudicio credibilitatis seu de praeambulis fidei

Quaestio III: De Necessitate Fidei

Caput II: De Actu Fidei Exteriore seu de Eius Confessione

Pars II: De Habitu Fidei

Quaestio I: De Ipsa Fide

Articulus I: De fide in ordine ad subiectum spectata

Articulus II: De fide spectata relative ad virtutes supernaturales

Articulus III: De fide spectata relative ad habitus intellectuales

Quaestio II: De habentibus fidem

Quaestio III: De causa et effectibus fidei

Quaestio IV: De donis fidei correspondentibus

Pars III: De vitiis et peccatis fidei oppositis

Quaestio I: De peccatis directe oppositis fidei

Articulus I: De infidelitate

Articulus II: De haeresi et apostasia

Quaestio II: De peccatis indirecte oppositis fidei

Articulus I: De communicatione cum infidelibus et haereticis

Articulus II: De cooperatione ad infidelitatem et haeresim

Articulus III: De lectione et evulgatione scriptorum prohibitorum

Articulus IV: De admissione vel professione doctrinae quae pro fide est periculosa

Quaestio III: De blasphemia quae opponitur confessioni fidei

Pars IV: De praecepto fidei

Quaestio I: Quaestio unica

Tractatus VIII: De spe divina

Introductio

Pars I: De obiecto et actu spei

Quaestio I: De obiecto formali spei

Quaestio II: De obiecto materiali spei

Quaestio III: De necessitate spei

Pars II: De habitu et subiecto spei

Quaestio I: De spe ut est virtus

Quaestio II: De subiecto spei

Quaestio III: De timore dei

Pars III: De peccatis spei oppositis

Quaestio I: De desperatione

Quaestio II: De praesumptione

Pars IV: De praecepto spei

Quaestio I: De Praecepto Spei

Tractatus IX: De divina charitate

Introductio I: De Divina Charitate

Pars I: De ipsa charitate

Quaestio I: De essentia charitatis

Quaestio II: De excellentia charitatis

Articulus I: De excellentia charitatis in se

Articulus II: De excellentia charitatis relative ad alias virtutes

Quaestio III: De charitate quoad subiectum spectata

Articulus I: De subiecto et generatione charitatis

Articulus II: De augmento charitatis

Articulus III: De diminutione et amissione charitatis

Pars II: De obiecto charitatis

Quaestio I: De obiecto formali

Quaestio II: De obiecto materiali charitatis

Articulus I: De diligendis ex charitate generatim

Articulus II: De diligendo deo

Articulus III: De diligendo seipso

Articulus IV: De peccatoribus diligendis

Articulus V: De inimicis diligendis

Quaestio III: De ordine charitatis

Articulus I: De ordine inter deum et nos

Articulus II: De ordine inter nos et proximum

Articulus III: De ordine inter varios proximos

Pars III: De actibus charitatis

Quaestio I: De actu proprio seu dilectione

Quaestio II: De effectibus internis charitatis

Quaestio III: De actu charitatis externo seu beneficentia

Articulus I: De eleemosyna corporali

Articulus II: De eleemosyna spirituali seu correptione fraterna

Pars IV: De peccatis charitati oppositis

Quaestio I: De odio quod opponitur dilectioni

Quaestio II: De peccatis oppositis gaudio

Articulus I: De acedia

Articulus II: De invidia

Quaestio III: De peccatis oppositis paci

Quaestio IV: De peccatis oppositis beneficentiae

Articulus I: De scandalo activo

Articulus II: De scandalo passivo

Articulus III: De quibusdam scandalis in specie

Pars V: De praeceptis charitatis

Quaestio I: Quaestio unica

Appendix I: Excursus de philosophorum systematibus circa fundamentum et normam moralitatis

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