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Mentioned as Plato's attempt to describe the ideal form a city should take, in which he argues that poets like Homer and Hesiod should be banned.

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Quoted directly regarding Plato's view that when studying astronomy, one should 'approach it as we approach geometry by way of working out problems and ignore what's in the sky' - used to illustrate how Greeks prioritized theory over experiment.

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Explicitly mentioned as 'the most famous text that Plato writes about this question is called The Republic' - discussed as Plato's work on ideal forms of government