Jesus Christ taught that to seek holiness through belief in Him is the first, last and complete duty of the Christian. And then 'go and sin no more' (John 8:11).
Odd how that doesn't seem to encompass the idea of homosexual 'marriage'.
“Jesus Christ taught the equal dignity of all persons”
Except for people who divorce and remarry. He was pretty hard on them.
And there is the whole Hell thing.