The Divine Trinity

by Father Paul A. Duffner, O.P.

One of the First Things that a Catholic mother teaches her young child in the Way of
Prayer is the Sign of the Cross. She shows
the young-one how to Bless him/herself, while at the same time pronouncing the names of the
Three (3) Divine Persons of the
Blessed Trinity. While the child at that age may understand little of the words pronounced, there will come in time
a Gradual Awareness of this Great Mystery of our Faith;
for throughout One's Life as a Catholic there will be Frequent References in Prayer, in the
Reception of the Sacraments and in the Liturgy
to the Blessed Trinity.
The Mystery of the Trinity is the very Foundation
of our Catholic Faith. The Apostles' Creed
is simply a Brief Expression of our Faith in the Three
(3) Divine Persons. The History of our
Salvation rests upon the Mystery of the
Trinity. For God the FATHER sent
His Only-Begotten Son into the World to Redeem
us. The SON gave His Life in Accomplishing that
Work of Redemption; and the HOLY SPIRIT brings about
the Sanctification of each Individual Soul,
by Applying to the Soul the Graces
Merited by Christ's Redeeming
Sacrifice. Our Christian Life began when we were
Baptized in the Name of those Three (3)
Divine Persons.

A Profound Mystery
While we presume to Write about the Divine Trinity, we must Confess that we are Dealing
with a Mystery that no Human or Angelic Mind
can comprehend. Even St Paul, who "was caught up to Third Heaven ... and heard Secret Words
that no Man can repeat" (2Corinthians 12:2) declared: "O the Depth of the Riches and
Wisdom and Knowledge of God! How unsearchable are His Judgments and How Inscrutable are His Ways" (Romans 11:33).
Because of the Vastness of this Topic, these Reflections can be only the Barest Outline.
By the Light of Reason alone, Man can arrive at the
Knowledge of the Existence of a Supreme Being Who is Responsible-for the
Order in the Universe; but he could never arrive at a Knowledge that in the
One (1) True God there are Three
(3) Persons. And even after Christ
Revealed it, it is still for us an Incomprehensible Mystery. We believe this
Truth because God has Revealed
It to us. But to Understand how It is so, we will have to await
God's Fuller Revelation of Himself in the
Life-to-come. Nevertheless, the First Vatican Council assures us that
Human Reason Illumined by
Faith, can attain with God's Help some
Fruitful Understanding of this Supernatural
Mystery.
A Comparison between the Human and the Divine might shed some
Light on our Enquiry. James, John and Peter are
Three (3) Distinct Persons. Each one is Endowed with his own Human Nature. Each one
Thinks and Wills with his own Individual
Intellect and Will. James doesn't
Think with Peter's Intellect, nor does
James Choose or Command with John's Will. They are
Three (3) Human Persons with Three (3) Distinct Human Natures, each with
his own Individual Faculty of Knowing and Willing.
In the Divine Trinity, however, while there are
Three (3) Distinct Persons, there is only
One (1) Divine Nature. The Inner Life of
God is that of Infinite (∞)
Knowledge and Love.
God Knows Infinitely
(∞), and Loves
Infinitely (∞); but all Three
(3) Divine Persons Know and
Love with One (1) and the
Same Divine Mind and Divine
Will. And, as we shall see from the various Tables included below, from that Infinite
(∞) Inner Life of
'Knowing' and 'Loving' there Issues the
Relationships on which the Distinction between the Divine Persons is based.
Notγre Bene: Lest this be a Source of Confusion as
regards Christ, the Redeemer,
He is a Divine Person having Two
(2) Natures, One (1) Divine
and One (1) Human. It was His
Human-Will submitting to the Divine Will when
He said: "Father, not My Will, but Yours be done"
(Luke 22:42).

The Mystery Revealed in Scripture
A) Old Testament:
The Old Testament does contain Allusions to the Trinity, but they
are so Vague that before the coming of Christ no one was Aware of their Meaning. For example,
the Plurality of Persons is implied in Genesis: "Let
Us make Man in Our Image and Likeness" (1:19). "Let Us then go down and there confuse their
Language" (11:17). And in the Triple Invocation Isaiah heard the
Seraphim cry: "Holy, Holy, Holy, the Lord God of Hosts, all the
Earth is Full of His Glory" (6:3).
B) New Testament:
Message of Archangel Gabriel: "The Holy Spirit will come
upon you and the Power of the Most High will Overshadow you; hence, the Holy Offspring to be Born will be called Son of
God: (Luke1:35).
At the Baptism of Jesus: "After Jesus was Baptized, He came
directly out of the Water. Suddenly the Sky Opened and He saw the Spirit of God descend like a Dove and hover over Him. With that, a
Voice from Heaven (the Father's) said: 'This is My Beloved Son. My Favor rests on Him'" (Matthew 3:16).
At the Last Supper: "The Paraclete, the Holy Spirit Whom the Father will send in My Name,
will Instruct you in everything, and remind you of all that I told you" (John 14:26).
Before the Ascension: "Go, therefore, and make Disciples of
all Nations. Baptize them in the Name of the Father, and of the Son, and of the Holy Spirit" (Matthew 28:19).

The Inner Life of God
Since our Faith tells us that there are Three (3)
Divine Persons in God, and since
God had no Beginning, the Question comes to Mind: why precisely Three (3)
Persons, and what is the Relationship between
Them? The Scriptures speak of the
Father as the Creator and Source of all
things. But He could not have Created the Son
and the Holy Spirit, otherwise They would be
Creatures, and not God. We know from our Faith
that They are Divine Persons Co-equal and Co-eternal
with the Father.
We find the Answer to the Origin of the Son and the Holy
Spirit in the Church's Teaching that in
God there are Two (2) Internal Divine Processions. The
word Procession is used here to mean the Origin of One (1) from
Another . . . One (1) Proceeding from Another. And we speak of
"Internal" Processions - referring to the
Inner Life of God, as opposed to External
Procession, which refers to God's Action in regard to Creatures. Both the
SON and the HOLY SPIRIT
Proceed from an Imminent Act of the Holy Trinity, i.e. from an
Internal Divine Procession by which One (1)
Divine Person Originates from Another,
Communicating Totally One (1) and the Same Divine
Essence. We shall see, however, that the Manner of Origin of the
SON differs-from that of the HOLY SPIRIT, because of the
Two (2) Diverse Internal Divine Processions
in God. For example:
The Origin of the SON is by way of Generation.
The Father Begetting the Son by an
Eternal Act of Contemplating His Own Divine Essence.
The origin of the HOLY SPIRIT is by way of Spiration.
From the Mutual and Infinitely (∞) Ardent Mutual
Love of the Father and the
Son there Issues-forth, as from a Single-Source, a Living
FLAME OF LOVE which is a Divine Person, the
Holy Spirit, sharing Perfectly in every way the
Divine Nature of the Father and the
Son. We will consider a bit-more in detail these Two (2)
Internal Processions that Constitute the Inner-Life of God.

The Origin of the Son
When we speak of Father and Son in
God, we have to keep in Mind that God is a
Pure Spirit, having no Body.
Consequently we must be careful not to confuse Generation in
God, with the use of that Term in regard to Human Generation. But even in Human Language we speak of Conception as a
Mental Process as well as Physical. A Woman Conceives a Child . . .
and any Adult can Conceive an Idea. Who Conceived that Brilliant Idea?, someone might ask.
Origin of the Son
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God the Father
possesses Two (2) Internal Divine
Activities or Processions
|
| 1. Knowing
|
Act of Intellect
|
Generates
(not made, not created)
|
The Son of God,
Second Person of the Holy Trinity
|
| 2. Willing
|
Act of Will
|
*** |
*** |
| Generation is the
Production of One Living-being from another, both having the same Nature. |
It is in this Spiritual Sense that we speak of Begetting in
God. God the Father,
Whose Knowledge and Capacity of Knowing is
Infinite (∞), Contemplates Eternally
His Own Divine Being, His Own Divine Essence. The IDEA
or IMAGE or MENTAL WORD Conceived of Himself in
His Own Divine Mind is an Absolutely Perfect Living
Representation of the Father. This Living Image of
Himself which the Father has been Begetting from all
Eternity is a Divine Person Distinct from the
Father. Sharing One (1) and the Same Divine
Nature as the Father, He is
the Father's Only-Begotten Son. As St Paul expressed it:
This Son is the Reflection of the Father's Glory, the Exact Representation of the Father's Being
(Hebrews 1:3).

The Origin of the Holy Spirit
We have no-problem
Forming a Mental Image of the SON Who became
Man, for many Details of His Life have been
Recorded for us. And we can in a Vague Way have a Mental Image in our Imagination
of the Father of Whom Our Blessed Lord spoke
many times, and Whose Voice was heard at the Baptism and
Transfiguration of His Divine Son. But the Images that the
Scriptures give us of the Holy Spirit are only that of a Dove at the
Baptism of our Lord, and of Tongues-of-Fire at
Pentecost. Yet, the Holy Spirit is a
Divine Person Distinct from the Father and
Son, and Sharing Perfectly
Their Divine Nature.
Origin of the Son and the Holy Spirit
God the
Father possesses Two (2)
Internal Divine Activities or
Processions
|
| 1. Knowing
|
Act of Intellect
|
Generates
(not made, not created)
|
The Son of God,
Second Person of the Holy Trinity
|
| 2. Willing
|
Act of Will
|
Spirates
(not made, not created,
not generated)
|
The Holy Spirit,
Third Person of the Holy Trinity
|
"Generation" is the Production of One living-being from another, both having the same Nature.
"Spiration" is a type of Procession, from the noun
"spirit" which means "breath";
"proceeds from the Divine Will, Inflamed, as it were, with
Love" CCC.
An "Internal Divine Procession", refers to the
Origin of One (1) Divine Person
from Another through the Communication of the One (1)
Divine Essence. There are Two (2)
Internal Divine Processions: the Generation of the
Son and the Spiration of the
Holy Spirit.
|
The Inner-Life of God is not only one of Infinite
(∞) Knowledge, from which comes-forth the
WORD BEGOTTEN, but one of Infinite
(∞) Love, from which comes-forth the
HOLY SPIRIT. Because the SON possesses the
Infinite (∞) Perfection of
Goodness, Knowledge, Holiness,
Beauty and Power of the
Father, both Divine Persons behold the
Infinite (∞) Lovableness of each other. Yet, it is the
Function-of Love to reach-out for what is Lovable,
and to give oneself without-reserve to the One Loved. There is a Reflection of this in Human
Love. However, the Love of the
FATHER for the SON, and of the
SON for the FATHER is so Perfect,
and so Complete is Their Giving-of-Self, that there Issues-forth an
Infinite-Expression of this Love in a Living
Person, Co-eternal and Co-equal with the Father and the
Son. The Scriptures call this
Third Divine Person the Holy Spirit
because He is "Breathed forth" by the
Love of the Father and the
Son. As the Roman Catechism expresses it, the Holy
Spirit "Proceeds from the Divine Will, Inflamed, as it were, with Love".
Summary of Origins
|
God the Father
possesses Two (2) Internal Divine
Activities or Processions
|
| God the Father
|
Generates
(not made, not created)
|
The Son of God,
Second Person of the Holy Trinity
|
God the Father
& God the Son
|
Spirate
(not made, not created, not generated)
|
The Holy Spirit,
Third Person of the Holy Trinity
|

The External Activities of the Trinity
So far we have been considering the Interior Activities, or the Inner-Life, of the Three (3)
Divine Persons. The Exterior Activities of the Trinity
are those, the Term of which is Outside-of God, i.e. those that affect Creatures. It is the Teaching
of the Church that all Exterior Activities of God are
Common to the Three (3) Divine Persons. Any
Act of God on the Created World is an Act of the Three (3)
Divine Persons Acting as a Single (1)-Principle. As
St Thomas explains, "To Produce any Effect in Creatures is Common to the Whole Trinity, by Reason of the
Oneness of their Nature; since where there is One Nature, there must be One Power and One Operation".
The External Works of the Blessed Trinity are usually Classified under
Three (3) Categories: the Work of Creation, of
Redemption and of Sanctification. And even though, as we have just seen, all
Three (3) Divine Persons share in all of these External
Works, the Scriptures Attribute the Work of Creation to the
Father, of Redemption to the
Son, and of Sanctification to the Holy Spirit.
The Attributing to Individual Divine Persons, Activities and Qualities that pertain-to All
Three (3) Persons, is referred to by Theologians as
APPROPRIATION. This is done to Help Clarify in our Minds the
Distinction of the Divine Persons Themselves, and to Shed some Meager
Light on this Unfathomable Mystery. With this in-view, we will
consider briefly each of the Divine Persons.

The Father
Since the Father does not Proceed from any other Source, we think of
Him as the Origin of all things, as One of Great Power in Producing all that Exists.
So the Quality of Omnipotence is Attributed to Him. Thus the
Church refers to Him in the
Apostles' Creed as "The Father Almighty, Creator of Heaven and Earth".
To the Father is Attributed the wonderful Providence with which
God cares-for all that He has
Created, and especially for
Man made to His Image and Likeness.
"Your Providence, Father, pilots all things" (Wisdom 14:3).
"Do not be Anxious . . . your Father knows that you need all these things" (Matthew 7:32).
"Our Father Who art in Heaven . . . . Give us this day . . ." (Matthew 6:9).

The Son
Since the Son Proceeds from the
Father by way of Knowledge as the Perfect Image
of the Father, there is Attributed to the Son Truth,
Wisdom and the Order of the Universe. Both
His Life and Teaching are an expression of Divine Wisdom which,
to the World, often appears as Foolishness. "I am the Way, the Truth and the Life"
(John 14:6).
However, the Human Nature assumed in the Incarnation of the
Word is not an Appropriation. The Second Person of the
Trinity did Assume Human Nature, and the Father
and the Holy Spirit did not. Yet every Act of the God-Man,
Who is a Divine Person, Proceeds from
Divine Omnipotence under the Direction of Divine Wisdom and Inspired by
Divine Love, all of which are common to the Three (3)
Divine Persons Acting as a Single (1)-Principle.

The Holy Spirit
Because the Holy Spirit Proceeds from the
Mutual Love of the Father and the
Son, works that are an Expression of God's Love
are Attributed to the Holy Spirit. Thus everything that Contributes to our
Sanctification, every Outpouring of Divine Grace, is Attributed to
the Holy Spirit. "The Charity of God is poured forth into our
Hearts by the Holy Spirit Who has been given to us" (Romans 5:5).
It is clear from the Scriptures that God
wishes us to use the Appropriation of certain works to individual
Persons of the Trinity to help Clarify the Distinctive Characteristics of
each of the Three (3) Divine Persons.
Our Lord Himself frequently spoke in such terms. Yet, as we have pointed-out, although we
Attribute Works of Power, Wisdom and Love
to different Divine Persons, everything that happens in the World does so by the
Power, Wisdom and
Love of all Three (3) Divine
Persons. Even the Evil that befalls us is Permitted by
God's Love, because in His Infinite
(∞) Wisdom He can bring
Good out of Evil.

A Reason for Hope
In God's Care for the World His Infinite
(∞) Power, Wisdom
and Love are Inseparable. Nothing happens in this World that is not Brought-about or Allowed by the
Will of God, i.e. of the
Three (3) Divine Persons. If we Live by our
Faith and Trust in the Holy Trinity,
we will remember that God permits only what is for our Ultimate
Good. How could it be otherwise when Infinite (∞)
Wisdom Directs and Infinite (∞)
Love Inspires all that is Brought-about or Permitted by God's
Almighty Power?
Our Life is so Intimately bound-up with this Greatest of Mysteries, that it is of great importance that we
realize its Impact on our Whole Existence. God has made known this Great
Mystery to us that we might have Unfailing Hope throughout Life. No matter what Befalls us,
God can bring Good out of every situation because
His Power, Directed by His Wisdom and
Love, is Ordering the Course of our Life.
What a Comfort it should be in Times of Distress, when the future looks
Bleak, when Temptation increases, when Sickness
or Injury is our lot, to know that we are Sustained by the Wisdom,
Love and Power of God Himself.
But this Peace of Mind and
Heart presupposes a deep Faith that makes us aware of these
Truths, a Trust that never Doubts that God knows Best, and a
Love that always says "Yes" to God's
Dealing with us.

Prayers to the Divine Trinity
Thanks be Rendered to the Father, Son, and Holy Spirit for all the
Graces with which I have been laden in the past.
Thanks be rendered to the Father, Son and Holy Spirit for
the Graces with which I am laden now.
Thanks be Rendered to the Father, Son, and Holy Spirit
for the Graces with which the Supreme Goodness will Crown me in the future.
Amen

Omnipotence of the Father, help my Weakness and Save me from the
Depths of Misery.
Wisdom of the Son, direct all my Thoughts, Words, and Deeds.
Love of the Holy Spirit, be the Source of all the Activity of my Mind,
that it may be Conformed to the Divine Will.
Amen

Father, You sent Your Word to bring us Truth and Your Spirit to make us Holy.
Through them we come to know the Mystery of Your Life. Help us to Worship You, one God in Three Persons, by
Proclaiming and Living our Faith in You.
Grant this through our Lord Jesus Christ, Your Son, Who
Lives and Reigns with You and the Holy Spirit, one God, for ever and ever.
Amen

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