MANY ENTREPRENEURS launching both an international sporting event and a novel consumer health business would be satisfied with the scope of their ambitions. Not so Aron D’Souza, who frames the future in epic terms. Last year, at a conference in Oxford on human enhancement, he told a crowd of scientists, athletes and investors: “Every great moment in history begins somewhere. And when we think of important institutions [or] social movements such as the United Nations, liberal democracy, human rights, we often forget these are the creation of men, not gods.”