Book VI

Socrates describes the ideal philosopher, but Adeimantus objects that real philosophers are often seen as rogues or fools.

Socrates uses a parable of a mutinous crew ignoring the true pilot to explain why philosophers are considered useless.

Socrates explains how the best natures are corrupted by public opinion, flattery, and unworthy suitors who dishonor philosophy.

Socrates considers what state is suited for philosophy and argues that the ideal state is possible if a philosopher rules.

Guardians must be philosophers who take a longer road to knowledge, culminating in understanding the supreme idea of the good.

Socrates explains the idea of the good through an analogy with the sun, which provides light for sight and is the cause of growth.

The analogy is extended to a divided line, which illustrates four stages of knowledge corresponding to four levels of reality.

The commentary contrasts Plato's ideal philosopher with the modern equivalent, who is more specialized but shares a focus on universal laws.

The commentary analyzes Adeimantus's objections, noting Plato's awareness of his method's limits and his use of allegory.

The commentary explores the idea that the best are most liable to corruption, using historical examples and qualifying the thesis.

The commentary discusses how public opinion corrupts higher natures and how the public's hostility to philosophy stems from ignorance.

The commentary analyzes Plato's vague "higher method," comparing his prophetic glimpses of truth to modern scientific hypotheses.

The commentary explains Plato's heavenly pattern as an imaginative ideal and analyzes the divisions of knowledge on the divided line.

The commentary further interprets the divided line, discussing Plato's love of analogy and the distinction between understanding and reason.

The commentary translates Plato's idea of the good into modern terms, identifying several enduring philosophical concepts within it.

The commentary highlights the key literary devices, ironies, and characteristic philosophical moments found throughout the sixth book.

The commentary analyzes the idea of the good as a powerful abstraction that replaced older mythologies, representing unity and universal reason.

The commentary considers a modern paraphrase of the idea of good and notes its lack of influence on Plato's disciples.