Aquinas on the Evaluation of Human Actions



BY William H. Marshner

Christendom College
Front Royal, Virginia
[Reprinted from The Thomist, 59, 3, July, 1995]

Among the questions dealt with in the Prima Secundae are those of what moral goodness “is” and on what basis it is attributed to some human actions but denied of others. Aquinas’s answers are currently a matter of contention between the proportionalists and their critics, as is his answer to the question of how human actions are classified. Continue reading “Aquinas on the Evaluation of Human Actions”

Translation of The Twenty-Four Thomistic Theses


The Twenty four Thomistic Theses

Newly translated and annotated by

W. H. Marshner

Decree of the Sacred Congregation for Studies
July 27, 1914

1. Act and potency divide the set of beings in such a way that anything which “is” has to be either (1) pure act or else (2) a combination of potency and act, having these as the primordial factors within it.[1]

2. Since anything’s “act” is a completion it has, act is limited only by a potency which is the thing’s capacity for being completed.[2] Hence, in any order of being where there is a “pure act,” the pure act is unlimited and unique; but wherever an act is limited and has more than one instance, it is occurring in a genuine composition with potency.
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The Structure Of Platonism And The Dogma Of The Trinity: Some General Considerations


The Structure of Platonism and the Dogma of the Trinity: Some General Considerations


Vol. XI, Nos. 3, 4
Christendom College

For centuries the philosophy of Plato has deeply attracted religious thinkers. William H. Marshner offers here a fine analysis of the structure of Platonic thought. Mr. Marshner probes the difficulties raised by the Platonic doctrine of participation and Oneness when applied to the relations existing between Father, Son and Holy Spirit in the Trinitarian dogma.
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