Furthermore, the love by which Father and Son are one is “the one Spirit of love.” The Father begets from the depths of his being his equal, the Son. In being begotten of him, the Son is not less than the Father: “What flows and what it flows out from are of one and the same substance … like light flowing from light.”69 In being begotten of him, “the Father communicates to the Son all that he is, apart from his being Father.”70 Included in that communication is the Spirit. The Spirit proceeds from
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