https://www.humanreligions.info/tags/golden_rule.html
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Human Truth Foundation pages (1):
To Act Morally or With Free Will, You First Need Knowledge: 2. Immanuel Kant, John Stuart Mill and Kaiten Nakariya
Not from the Human Truth Foundation, but still relevant (1):
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Satanic Social Ethics and Teachings on Morality in Satanism: 7. The Ethic of Reciprocity, Golden Rule or Wiccan Rede
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