This paper will briefly explore the main discourses about the triune God in the development of Christian theology to propose some theological moderation about the Divine mystery which Augustine called as the beauty ever ancient but ever new and increasingly alluring. Some of the moderation approaches offered by the author in this article are first, the talk about the Triune God, though imperfect, is finally done so that those who believe in it do not remain silent about mysteries that are very close but also far transcending in their faith and life experiences. Second, ethical kriteria are needed as principles that could guide theological effort so that theologies will be able to produce positive impacts on the real life of all creation. Th...