If you wanted to get to Mayor Gavin Newsom's office at San Francisco's city hall last week, you had to navigate your way through a happy sea of gay newlyweds. Dozens of small groups were strewn randomly on the mayor's balcony, on the grand staircase, under the echoing rotunda modeled on the U.S. Capitol. Each group offered a similar emotional tableau: the couple beaming with pride, the earnest volunteer officiator in casual dress, the distracted children, the supportive friends wielding cameras or holding up cell phones so parents could hear "I do."
Which is exactly the kind of scene Mayor...