Democratic gubernatorial nominee Jerry Brown channelled his inner Obama on Wednesday night, preaching post-partisanship and unity at a small-dollar fundraiser in San Francisco. More than 100 young supporters gathered at Orson, a chic bar and restaurant, for an event dubbed “The Brown Bash.” Organizers said it was aimed at attracting younger voters to Brown’s campaign, which had run a bare-bones operation until going up with TV ads last month. For his part, Brown was brief, reminding the crowd of California’s potential and its position as the world’s eighth-largest economy. “It’s the state of imagination,” he said. “This is the place...