In the film 12 Angry Men, a lone man is able to convince his fellow jurors to switch their votes from guilty to not guilty. But in some places, the movie would have been much shorter and the result different -- because in those states, 10 out of 12 jurors voting guilty is enough to send a person away to prison for the rest of his life.
Buried in the oral argument transcript of the Proposition 8 case is a potential revelation of how Justice Kennedy might be thinking: Don't think of it as "gay marriage" but as "same-sex marriage." Discrimination on the basis of sexual orientation isn't the problem; gender discrimination is. Wait, what?