The Romney campaign released these excerpts of Ann Romney's speech, which she'll deliver tonight at the Republican convention in Tampa: “Tonight I want to talk to you from my heart about our hearts. “I want to talk not about what divides us, but what holds us together as an American family. I want to talk to you tonight about that one great thing that unites us, that one thing that brings us our greatest joy when times are good, and the deepest solace in our dark hours. “Tonight I want to talk to you about love. … “Mitt's dad never...