Prime Minister’s sister thinks Bill Shorten's marriage equality bill could do more harm than good Re, page-74

I start to see the source of you confusion...
Noone is stopping women, black people, or people with disabilities, or people who are sexually confused from being people...

And no-one is stopping them deciding to live together and there is even legal status for them making that choice under civil unions...

However marriage is defined as between one man and one woman and there is no reason to change that to satisfy the demands of a tiny minority of sexually confused people...