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Dialogues · Character

Protarchus

The young heir who inherits Philebus' argument that pleasure is the good, and must defend it against Socrates' relentless questioning.

supporting

Also known as Protarchus Socrates

First appearance: Philebus

As a supporting figure in Dialogues, Protarchus is not background color—the story leans on what they do once the chapter opens.

Protarchus is mentioned in the context of the Philebus dialogue, which discusses pleasure and knowledge.
In the storyThe Myths of PlatoOpen this moment free

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Protarchus takes up the case his older companion Philebus abandons, arguing that pleasure is what all living things pursue and the good itself. He is less doctrinaire than his predecessor, willing to follow Socrates…

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See Protarchus in Philebus

Character Web

3 connections

A slice of how Protarchus sits in the book — open the reader for the full interactive map.

PHPhilebusGOGorgiasSOSocratesPRProtarchus

Relationship types

  • Other

Character groups

  • Extended Cast of Dialogues
  • Protagonist

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Narrative arc

Story tension across the book.

SetupEscalationClimax
  • Setup
  • Escalation
  • Breaking point

In this excerpt, the dramatic climax occurs when Erasistratus’s boastful praise of the Syracusan envoy’s immen…

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In the story

Protarchus appears across 4 companion beats. Open any chapter in the free preview to see the notes beside the text.

Chapter companion notes

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See Protarchus in Philebus