" An incident occurred while Cato was speaking which caused much amusement at his expense. A letter was brought in for Caesar, and Cato immediately accused him of being in touch with the conspirators. He challenged him to read the note out loud. Caesar simply passed it across: it was a love letter from Servilia, Caesar’s mistress at the time and Cato’s half-sister. Cato threw it back angrily with the words: “Take it, you drunken idiot. "

― Anthony Everitt , Cicero: The Life and Times of Rome's Greatest Politician