Does the Longer Way, described but not taken in Plato's Republic, provide understanding that justice and other virtues are good? Sarah Broadie argues that it does not, on the grounds that Socrates and the brothers learn about justice's goodness without taking the Longer Way. I argue that Socrates’ arguments for justice's goodness are not so complete as to make it impossible for philosopher-rulers to gain from the Longer Way greater understanding of the same point. My main textual evidence is a (...) passage of Book IX (589b–c), a summary that has been widely underappreciated. (shrink)