Commentaria in Primam Partem Summae Theologiae
Tommaso de Vio Cajetan (1469–1534)
First published 1507
Cajetan's Commentaria in Primam Partem Summae Theologiae offers an article-by-article exposition of Aquinas's Prima Pars. Its discussions of sacred doctrine, analogy, divine knowledge, and creation became important reference points in the later Thomist tradition. The present digital edition follows the Latin text of the Leonine edition and includes English and Spanish translations. Coverage is currently partial.
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Praefatio ad Oliverium Carrafam
In Prooemium Summae Theologiae
Quaestio I: De sacra doctrina, qualis sit, et ad quae se extendat
Articulus I: Utrum sit necessarium, praeter philosophicas disciplinas, aliam doctrinam haberi
Articulus II: Utrum sacra doctrina sit scientia
Articulus III: Utrum sacra doctrina sit una scientia
Articulus IV: Utrum sacra doctrina sit scientia practica
Articulus V: Utrum sacra doctrina sit dignior aliis scientiis
Articulus VI: Utrum haec doctrina sit sapientia
Articulus VII: Utrum deus sit subiectum huius scientiae
Articulus VIII: Utrum haec doctrina sit argumentativa
Articulus IX: Utrum sacra scriptura debeat uti metaphoris
Articulus X: Utrum sacra scriptura sub una littera habeat plures sensus
Quaestio II: De Deo, an Deus sit
Articulus I: Utrum Deum esse sit per se notum
Articulus II: Utrum Deum esse sit demonstrabile
Articulus III: Utrum Deus sit
Quaestio III: De Dei simplicitate
Articulus I: Utrum Deus sit corpus
Articulus II: Utrum in Deo sit compositio formae et materiae
Articulus III: Utrum sit idem Deus quod sua essentia vel natura
Articulus IV: Utrum in Deo sit idem essentia et esse
Articulus V: Utrum Deus sit in genere aliquo
Articulus VI: Utrum in Deo sint aliqua accidentia
Articulus VII: Utrum Deus sit omnino simplex
Articulus VIII: Utrum Deus in compositionem aliorum veniat
Quaestio IV: De Dei perfectione
Articulus I: Utrum Deus sit perfectus
Articulus II: Utrum in Deo sint perfectiones omnium rerum
Articulus III: Utrum aliqua creatura possit esse similis Deo
Quaestio V: De bono in communi
Articulus I: Utrum bonum differat secundum rem ab ente
Articulus II: Utrum bonum secundum rationem sit prius quam ens
Articulus III: Utrum omne ens sit bonum
Articulus IV: Utrum bonum habeat rationem causae finalis
Articulus V: Utrum ratio boni consistat in modo, specie et ordine
Articulus VI: Utrum convenienter dividatur bonum per honestum, utile et delectabile
Quaestio VI: De bonitate Dei
Articulus I: Utrum esse bonum Deo conveniat
Articulus II: Utrum Deus sit summum bonum
Articulus III: Utrum esse bonum per essentiam sit proprium Dei
Articulus IV: Utrum omnia sint bona bonitate divina
Quaestio VII: De infinitate Dei
Articulus I: Utrum Deus sit infinitus
Articulus II: Utrum aliquid aliud quam Deus possit esse infinitum per essentiam
Articulus III: Utrum possit esse aliquid infinitum actu secundum magnitudinem
Articulus IV: Utrum possit esse infinitum in rebus secundum multitudinem
Quaestio VIII: De existentia Dei in rebus
Articulus I: Utrum Deus sit in omnibus rebus
Articulus II: Utrum Deus sit ubique
Articulus III: Utrum Deus sit ubique per essentiam, praesentiam et potentiam
Articulus IV: Utrum esse ubique sit proprium Dei
Quaestio IX: De Dei immutabilitate
Articulus I: Utrum Deus sit omnino immutabilis
Articulus II: Utrum esse immutabile sit Dei proprium
Quaestio X: De Dei aeternitate
Articulus I: Utrum convenienter definiatur aeternitas, quod est interminabilis vitae tota simul et perfecta possessio
Articulus II: Utrum Deus sit aeternus
Articulus III: Utrum esse aeternum sit proprium Dei
Articulus IV: Utrum aeternitas differat a tempore
Articulus V: De differentia aevi et temporis
Articulus VI: Utrum sit unum aevum tantum
Quaestio XI: De unitate Dei
Articulus I: Utrum unum addat aliquid supra ens
Articulus II: Utrum unum et multa opponantur
Articulus III: Utrum Deus sit unus
Articulus IV: Utrum Deus sit maxime unus
Quaestio XII: Quomodo Deus a nobis cognoscatur
Articulus I: Utrum aliquis intellectus creatus possit Deum videre per essentiam
Articulus II: Utrum essentia Dei ab intellectu creato per aliquam similitudinem videatur
Articulus III: Utrum essentia Dei videri possit oculis corporalibus
Articulus IV: Utrum aliquis intellectus creatus per sua naturalia divinam essentiam videre possit
Articulus V: Utrum intellectus creatus ad videndum Dei essentiam aliquo creato lumine indigeat
Articulus VI: Utrum videntium essentiam Dei unus alio perfectius videat
Articulus VII: Utrum videntes Deum per essentiam ipsum comprehendant
Articulus VIII: Utrum videntes Deum per essentiam omnia in Deo videant
Articulus IX: Utrum ea quae videntur in Deo a videntibus divinam essentiam per aliquas similitudines videantur
Articulus X: Utrum videntes Deum per essentiam simul videant omnia quae in ipso vident
Articulus XI: Utrum aliquis in hac vita possit videre Deum per essentiam
Articulus XII: Utrum per rationem naturalem Deum in hac vita cognoscere possimus
Articulus XIII: Utrum per gratiam habeatur altior cognitio Dei quam ea quae habetur per rationem naturalem
Quaestio XIII: De nominibus Dei
Articulus I: Utrum aliquod nomen Deo conveniat
Articulus II: Utrum aliquod nomen dicatur de Deo substantialiter
Articulus III: Utrum aliquod nomen dicatur de Deo proprie
Articulus IV: Utrum nomina dicta de Deo sint nomina synonyma
Articulus V: Utrum ea quae de Deo dicuntur et creaturis, univoce dicantur de ipsis
Articulus VI: Utrum nomina per prius dicantur de creaturis quam de Deo
Articulus VII: Utrum nomina quae important relationem ad creaturas, dicantur de Deo ex tempore
Articulus VIII: Utrum hoc nomen *Deus* sit nomen naturae
Articulus IX: Utrum hoc nomen *Deus* sit communicabile
Articulus X: Utrum hoc nomen *Deus* univoce dicatur de Deo per participationem, secundum naturam, et secundum opinionem
Articulus XI: Utrum hoc nomen *qui est* sit maxime nomen Dei proprium
Articulus XII: Utrum propositiones affirmativae possint formari de Deo
Quaestio XIV: De scientia Dei
Articulus I: Utrum in Deo sit scientia
Articulus II: Utrum Deus intelligat se
Articulus III: Utrum Deus comprehendat seipsum
Articulus IV: Utrum ipsum intelligere Dei sit eius substantia
Articulus V: Utrum Deus cognoscat alia a se
Articulus VI: Utrum Deus cognoscat alia a se propria cognitione
Articulus VII: Utrum scientia Dei sit discursiva
Articulus VIII: Utrum scientia Dei sit causa rerum
Articulus IX: Utrum Deus habeat scientiam non entium
Articulus X: Utrum Deus cognoscat mala
Articulus XI: Utrum Deus cognoscat singularia
Articulus XII: Utrum Deus possit cognoscere infinita
Articulus XIII: Utrum scientia Dei sit futurorum contingentium
Articulus XIV: Utrum Deus cognoscat enuntiabilia
Articulus XV: Utrum scientia Dei sit variabilis
Articulus XVI: Utrum Deus de rebus habeat scientiam speculativam
Quaestio XV: De ideis
Articulus I: Utrum ideae sint
Articulus II: Utrum sint plures ideae
Articulus III: Utrum omnium quae cognoscit Deus, sint ideae
Quaestio XVI: De veritate
Articulus I: Utrum veritas sit tantum in intellectu
Articulus II: Utrum veritas sit in intellectu componente et dividente
Articulus III: Utrum verum et ens convertantur
Articulus IV: Utrum bonum secundum rationem sit prius quam verum
Articulus V: Utrum Deus sit veritas
Articulus VI: Utrum sit una sola veritas, secundum quam omnia sunt vera
Articulus VII: Utrum veritas creata sit aeterna
Articulus VIII: Utrum veritas sit imutabilis
Quaestio XVII: De falsitate
Articulus I: Utrum falsitas sit in rebus
Articulus II: Utrum in sensu sit falsitas
Articulus III: Utrum falsitas sit in intellectu
Articulus IV: Utrum verum et falsum sint contraria
Quaestio XVIII: De vita Dei
Articulus I: Utrum omnium naturalium rerum sit vivere
Articulus II: Utrum vita sit quaedam operatio
Articulus III: Utrum Deo conveniat vita
Articulus IV: Utrum omnia sint vita in Deo
Quaestio XIX: De voluntate Dei
Articulus I: Utrum in Deo sit voluntas
Articulus II: Utrum Deus velit alia a se
Articulus III: Utrum quidquid Deus vult, ex necessitate velit
Articulus IV: Utrum voluntas Dei sit causa rerum
Articulus V: Utrum voluntatis divinae sit assignare aliquam causam
Articulus VI: Utrum voluntas Dei semper impleatur
Articulus VII: Utrum voluntas Dei sit mutabilis
Articulus VIII: Utrum voluntas Dei necessitatem rebus volitis imponat
Articulus IX: Utrum voluntas Dei sit malorum
Articulus X: Utrum Deus habeat liberum arbitrium
Articulus XI: Utrum sit distinguenda in Deo voluntas signi
Articulus XII: Utrum convenienter circa divinam voluntatem ponantur quinque signa
Quaestio XX: De amore Dei
Articulus I: Utrum amor sit in Deo
Articulus II: Utrum Deus omnia amet
Articulus III: Utrum Deus aequaliter diligat omnia
Articulus IV: An Deus semper magis diligat meliora
Quaestio XXI: De iustitia et misericordia Dei
Articulus I: Utrum in Deo sit iustitia
Articulus II: Utrum iustitia Dei sit veritas
Articulus III: Utrum misericordia competat Deo
Articulus IV: Utrum in omnibus operibus Dei sit misericordia et iustitia
Quaestio XXII: De providentia Dei
Articulus I: Utrum providentia Deo conveniat
Articulus II: Utrum omnia sint subiecta divinae providentiae
Articulus III: Utrum Deus immediate omnibus provideat
Articulus IV: Utrum providentia rebus provisis necessitatem imponat
Quaestio XXIII: De praedestinatione
Articulus I: Utrum homines praedestinentur a Deo
In the title, note that here the question concerns divine predestination, not simply, given the manner of asking; but with respect to human beings. Yet both are intended. And therefore in the body he determines the question whether it is simply; but in the responses to the arguments, with respect to human beings.
II. In the body a single conclusion is set forth, answering the question affirmatively, In God there is predestination; with one corollary at the end. – The conclusion is proved thus. Eternal life, consisting in the divine vision, is an end exceeding the proportion and capacity of created nature: therefore the rational creature, capable of it, is led into it as one sent forth by God: therefore the reason of this sending preexists in God: therefore in God there is predestination.
The antecedent is explained by distinguishing a twofold end to which a creature is ordered by divine providence, namely the proportionate and the superexceeding; and it is proved from what was said above in question twelve. – The first consequence is proved: because that which something cannot reach by its own power must be conveyed to it by another, as an arrow by the archer. – The second, however, is proved: because in it lies the reason for the ordering of all things to their end, which is called providence. – The third is proved thus. The reason of a thing to be made preexisting in the mind of its maker is a kind of preexistence: therefore the reason of such a transmission-to-be-made is a preexisting transmission: therefore it is predestination. This last point is proved: because destinare is to send, and praedestinatio is the reason of such a transmission to eternal life.
The corollary, then, is: Predestination, with respect to its objects, is a part of providence. And it is proved: because all things fall under divine providence insofar as they are ordered to an end.
III. Note here that predestination, on the side of the act, is not posited as a part of providence: since the divine act has in itself neither the character of a part nor of a whole. But with respect to its objects, it is posited as a part of providence. For each of the three subjects of predestination is a part of the subjects of providence1: for the thing is a rational creature, the order is transmission, and the end is eternal life; and it is evident that each of these is a part of the whole of created being, of created order, and of created end, which are the subjects of providence.
IV. On this point, note the difference between the doctrine of St. Thomas and that of others, among whom is Scotus, in the eleventh distinction of the First Part2. For they hold that predestination properly signifies election, and consequently an act of the divine will. Here, however, it is expressly stated that it signifies an act of the intellect, just as providence does: since it is a part of prudence.
For its greater clarity, recall that the divine intellect, speaking in our manner, first devised the order of those to be chosen and sent into eternal life, and proposed it to his will for acceptance; then his will freely chose that order to be carried out; and thus, thirdly, the order which previously, that is, in itself, had the character of something devised, now has the character of something decreed. The diversity of opinions, therefore, consists in this: that they say that the very act of election, which decreed that devised and proposed order, is to be understood by the name of predestination; whereas we signify by the name of predestination not the order devised, but the order decreed in the very mind of the author. And since this diversity concerns words rather than things, in that no one doubts that all these are required for predestination, let each abound in his own sense, provided we use the names as do the many.