  Plato’s Parmenides depicts Socrates going as a young man to  hear Zeno reading from the famous book he has brought to Athens for  the first time. Parmenides himself and some others, including  Pythodorus (the dramatic source of Plato’s report) are portrayed as  entering toward the end of the reading so that they hear only a  little of Zeno’s recitation. Plato then presents an exchange between  Socrates and Zeno, the first part of which is as follows: