In October 1843 the Russian writer Turgenev heard the opera singer Pauline Viardot perform in The Barber of Seville in St Petersburg; for the rest of his life, he remained in thrall to her in an apparently chaste relationship sustained within the framework of her existing marriage. The story of this devotion, and the view that such a love is impossible in the twenty-first century, are the pivots o ... (read more)