This opinion column originally appeared in usatoday.com on 12/11/2012.
The Supreme Court will soon consider why government is in the marriage business. A federal court in a Hawaii lawsuit recently answered that question well: Government can "rationally conclude that, other things being equal, it is best for children to be raised by a parent of each sex."
OUR VIEW: Supreme Court leaves 2 certainties
Laws defining marriage as a man and a woman can and do exist for good and rational reasons. They don't exist to unlawfully "discriminate" against anyone.