Analysis of information sources in references of the Wikipedia article "Trinity" in English language version.
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Nature answers the question what we are; person answers the question who we are. [...] Nature is the source of our operations, person does them.
Trinitarian formulas are found in New Testament books such as 1 Peter 1:2; and 2 Cor 13:13. But the formula used by John the mystery-seer is unique. Perhaps it shows John's original adaptation of Paul's dual formula.
Christians have always used various analogies to help make sense of the Trinity. Water, for example, can exist in three different states, as liquid, steam or ice. It is once substance (H2O) yet appears in three distinct forms.
[In the 2nd century,] Jesus was either regarded as the man whom God hath chosen, in whom the Deity or the Spirit of God dwelt, and who, after being tested, was adopted by God and invested with dominion, (Adoptionist Christology); or Jesus was regarded as a heavenly spiritual being (the highest after God) who took flesh, and again returned to heaven after the completion of his work on earth (pneumatic Christology)
The Armenian manuscripts, which favour the reading of the Vulgate, are admitted to represent a Latin influence which dates from the twelfth century
A central doctrine of the Catholic Faith is symbolized in the three arches of the entrance the Three Persons of the Blessed Trinity. The center door symbolizes the Father, the north door the Son, and the south door the Holy Spirit.
