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Quotation from Discourse on Method by Rene Descartes
“The first was never to accept anything for true which I did not clearly know to be such”
Discourse on Method, Part II, trans. John Veitch (19th century)
The first of the four rules of method, demanding clear and distinct evidence and avoidance of haste and prejudice.
Citation: "The first was never to accept anything for true which I did not clearly know to be such" — Rene Descartes, Discourse on Method, Part II, trans. John Veitch (19th century). (id discourse-on-method-q4)
Portrait: Portrait of the French philosopher and mathematician René Descartes (1596-1650), After Frans Hals, Public domain.
