Option 3
Love is the passionate and abiding desire on the part of two people to produce together conditions under which each can be and spontaneously express, his real self; to produce together an intellectual soil and an emotional climate in which each can flourish, far superior to what either could achieve alone.
I am duly authorized by law to solemnize marriages according to the law.
So _groomname_ and _bridename_ before you are joined in marriage in my presence and in the presence of these witnesses, I am to remind you of the solemn and binding nature of the relationship into which you are now about to enter.
Marriage, according to law in Australia, is the union of a man and a woman to the exclusion of all others, voluntarily entered into for life.