• only one God exists
• The Father is fully God
• the Son has always been fully God
• the Spirit is fully God
• x the Father is the Son
• x the Son is the Spirit
• x the Spirit is the Father
• Father, Son and Spirit are composed of the same ousia (ousia)
• the Spirit proceeds from the Father
• x God exists outside Father, Son, and Spirit

Note: this page is a list of statements, not a single statement to give reasoning for. Reasoning on pages such as these are not to describe the reasoning behind each statement. Instead, they are to explain how all the above statements, if true, can be held in harmony and lack contradiction.

• the world works in triads (things that are three and one)
• the way the world works hints at the fundamental nature of God * if the above is true, [[the fundamental nature of God involves triads (three in one)

∴ the fundamental nature of God involves triads

St. Augustine in Confessions

• God works in perichoresis
• if God works in mutual indwelling, then God's sole existence is compatible with the Father, Son, and Spirit all being God
• If the above is true, only one God exists is compatible with the The Father is fully God, the Son has always been fully God, and the Spirit is fully God

∴ only one God exists is compatible with the The Father is fully God, the Son has always been fully God, and the Spirit is fully God