Abstract

Deliberation is the intellectual activity of rational agents in their capacity as rational agents, and good deliberation is the mark of those who have practical wisdom. That is Aristotle's general view,2 one we may safely attribute to Plato as well. Some philosophers, however, have tried to specifiy Plato's view in ways that accentuate the differences between him and Aristotle. They align Plato's views about deliberation and virtue closely with views the fifth-century sophists, and suppose that Plato borrows from the sophists certain suppositions that Aristotle would reject. In the Protagoras, for example, when Protagoras asserts that he teaches virtue, he claims to teach it as the expertise