The principles that made this nation a great and powerful leader of the world have not lost their meaning. They never will. We know we can bring this country back. I'm Mitt Romney. I believe in America. And I'm running for president of the United States.
Sometimes a character is really based on research that you do. Other times it's just based on your imagination or perhaps your conversation with the director. Or sometimes all of the above. It depends on the movie and character.