All I have to work with is what you write. Since the Church compiled the Scriptures and interprets them with authority, if you prefer your interpretation to the Church’s you’ve put your interpretation above it. Is that not a fair assessment of what you have stated?

Thomas Aquinas’ interpretations are not the Magisterium.

According to Jesus Christ, Someone that I take quite seriously, marriage was a sacrament at its inception as described in Genesis, divorce was allowed in the Old Testament because hearts were hard, but He removed all doubts and made clear that in the new Covenant marriage was once for all time.