“Your friend Tomás is talented, but he lacks drive and could benefit from a more winning demeanor. It’s the only way to get anywhere,” Fermín said to me one day. “Alas, that’s the scientist’s mind for you. Just consider Albert Einstein. All those prodigious inventions, and the first one they find a practical application for is the atom bomb—without his permission. Tomás is going to have a hard time in academic circles with that boxer’s face of his. In this world the only opinion that holds court is prejudice.”