Reference
OpenAI's Answer
The alleged letters between Heraclitus and Darius I are considered to be undoubtedly later forgeries. This assessment is supported by various historical sources, including the writings of Diogenes Laërtius, who quotes these letters (source).
These forgeries were created to fabricate a connection between the Greek philosopher Heraclitus and the Persian King Darius I, but they lack authenticity and historical accuracy.
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