Think about the movie The Pursuit of Happiness. Chris Gardner doesn’t just walk into a firm, shake a few hands, and instantly become a millionaire. That would be a five-minute movie, and no one would care. What makes the story unforgettable is the struggle: the eviction notices, the nights spent in a train station bathroom, the rejection after rejection, before he finally earns his shot. That’s what keeps us watching. Not the fact that he “succeeded,” but the way he kept running into walls,...