In the Socrates calls this part of the soul “money loving,” since money is typically required to satisfy all its primary appetites.
This seat of the appetites was also referred to as the “flesh” in the ancient world (σάρξ; ).
So the common teaching is that; that is, “lust” is seen as illicit sexual desire.
For example, here’s a recent (and quite common) response to the question of what lust is from a message board conversation I had some time ago: “I take lust to mean wanting something more than you should in an unhealthy way.”This conception of “lust” often overlaps with the prior interpretation, to the effect that the young man is told, “Of course you will recognize that a woman is beautiful—that’s natural and unavoidable—but the moment your thoughts become sexual in nature, you’ve lusted, and that’s as bad as actually committing adultery.” Despite its popularity, this interpretation is imprecise, even flat wrong, and leads to surprisingly harmful consequences, making it a great candidate to start this series. Well, as it turns out, the Greek word usually translated “lust” in this passage (ἐπιθυμέω; οὐκ ἐπιθυμήσεις τὴν γυναῖκα τοῦ πλησίον σου.
This part is concerned with things like truth and knowledge and the highest aspects of human life.