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Stoicism
Zeno of Kition and the Stoa — virtue, indifferents, the dichotomy of control, and the Roman inheritance
Pythagorean Order
Kosmos as order — number, harmonia, the tetractys, incommensurability, and the examined evening
Heraclitus — Flux
Lawful change — the river fragment, the logos, fire in measures, and the unity of opposites