NEW YORK If the Democratic Party wants to figure out how to win national elections again, it has an unexpected guide: Hillary Rodham Clinton. . . [snip]The first lesson Clinton is demonstrating is the need to talk much more openly about God and prayer. That resonates in a country where a Pew poll found that 60 percent of Americans pray at least once a day. . [snip]"I've always been a praying person," Clinton declared recently. . [snip]Democrats are usually more comfortable talking about sex than God. But that doesn't work in a country where 70 percent say that "presidents should...