A friend told me of a regret after visiting the Ronald Reagan Presidential Library in Simi Valley, California. She wished she had purchased a t-shirt she saw in the gift shop. It read: “I miss Ronald Reagan.” Me too. Every Republican should miss Reagan. Every conservative, certainly. But also every Democrat, and every American, saddened by the AntiReagans who diminish us. Every patriot should see a new move called “Reagan.” It’s not the kind of movie critics praise. It’s not deft or “filmic.” The production qualities and some facts are wobbly. A giant But the story carries the film and...