They’re few and far between—summer films with a high-flying spirit of pure optimism and bright hope. Seldom do movies say, “Look up,” as this summer’s smiling blockbuster does. And if the box office is any measure, audiences are appreciating it. Part of the reason the superhero genre is so fatigued is that it’s been burdened with tiresome ideologies for decades. But now, soaring above that moral…
