The word exousian in verse 12 is the same word used in Mark 6:7 when Jesus gives his disciples authority over unclean spirits, and in Luke 10:19 when he says "I have given you authority to tread on serpents and scorpions." Exousia is inherent authority — the kind that belongs to who you are, not what you have earned. John 1:12 is the legal transaction behind every other exousia verse in the New Testament. You were given the right to be called God's child. That right carries his name, his access, and his authority. Romans 8:16–17: "The Spirit himself bears witness with our spirit that we are children of God — and if children, then heirs." The title is not decorative. It is operative.
Declare It: I am a child of God by legal right — not by performance, not by feeling, not by effort. The exousia was given at new birth. I carry His name, His access, and His authority. That is who I am.
One layer further. Long before this Gospel was written, when a Jewish rabbi taught the Torah in synagogue, he taught it in Aramaic. And the Aramaic paraphrases — the Targums — handled the moments when God spoke or acted directly in the world by replacing the divine name with a single phrase: the Memra of the Lord — the Word of the Lord. The Memra created. The Memra spoke. The Memra walked in the garden. The Aramaic-speaking Jew listening to John’s Prologue read aloud would have heard exactly what was being claimed: the Memra they had been hearing about in synagogue every Sabbath had become flesh. This is not a Greek philosophical idea imported into a Jewish text. This is the Memra of the Targums, named at last. When you read “the Word” in verse 1, you are reading the claim that the one synagogue-goers had been invoking every Sabbath in Aramaic had now become a person they could speak to. That is not an abstraction. That is the center of everything you are holding in your hands.