“You have had to suffer a lot to act that way,” they once told María Casares. This diva of the French theater, Galician by birth, was the daughter of Republican politician Santiago Casares and suffered the harshness of an exile in Paris when she was only 14 years old. Nor was it easy for him to get over the early death of his parents. Or become the lover of a married man, the Nobel Prize Albert Camus, although he would accept it with all its consequences. We speak with Anne Plantagenet, author of the fascinating biography of María Casares, “The only one” (Alba Editorial), on sale May 12. .