In the 1970s and 1980s, Graham Greene adopted the yearly habit of touring Spain and Portugal in the company of his Spanish friend, the priest and university professor Leopoldo Dur n. The most outstanding fruit of these trips, almost always in summer, was the inspiration for his major Hispanic novel, Monsignor Quixote (1982), a celebration of friendship above ideological, political, or religious differences, incorporating allusions to Cervantes' famous...