Framed as a letter from the Roman Emperor Hadrian to his successor, Marcus Aurelius, Marguerite Yourcenar's Memoirs of Hadrian is translated from the French by Grace Frick with an introduction by Paul Bailey in Penguin Modern Classics. In her magnificent novel, Marguerite Yourcenor recreates the life and death of one of the great rulers of the ancient world. The Emperor Hadrian, aware his demise is imminent, writes a long valedictory letter to Marcus Aurelius, his future successor. The Emperor meditates on his past, describing his accession, military triumphs, love of poetry and music, and...