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Quotes from Principles of Philosophy — René Descartes

1596–1650 France

← All quotes by René Descartes

1 quote

In order to seek truth, it is necessary once in the course of our life, to doubt, as far as possible, of all things.

Principles of Philosophy (1644)

Attribution

Quotes and notes from Wikiquote: René Descartes (page history), available under CC BY-SA 4.0.