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Rene Descartes

Rene Descartes Quotes

Philosopher

Rene Descartes, a French philosopher, mathematician, scientist, and logician, is one of the most important thinkers in the history of Western philosophy. His philosophical ideas have had a profound impact on subsequent generations, particularly for his famous proposition 'Cogito, ergo sum'. Born on March 31, 1596, Descartes died on February 11, 1650.

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All Mind Thinking Ifs Math Certain Wells Body Mathematical Mathematics Has Beens Men Science World Doubt Knows Reason Dream Logic Aries Believe

Famous Rene Descartes Quotes

“Even if I were to suppose that I was dreaming and whatever I saw or imagined was false, yet I could not deny that ideas were truly in my mind.”

Ifs Mind Ideas Dream Saws Deny

Author:Rene Descartes

“For how do we know that the thoughts which occur in dreaming are false rather than those others which we experience when awake, since the former are often not less vivid and distinct than the latter?”

Knows Dream Former Awake Latter Vivid

Book:Discourse on the Method and the Meditations

Source: Discourse on the Method and the Meditations

“It is possible that I am dreaming right now and that all of my perceptions are false.”

Dream Right Now Perception

Author:Rene Descartes

“But I cannot forget that, at other times I have been deceived in sleep by similar illusions; and, attentively considering those cases, I perceive so clearly that there exist no certain marks by which the state of waking can ever be distinguished from sleep, that I feel greatly astonished; and in amazement I almost persuade myself that I am now dreaming.”

Feels Has Beens States Dream Certain Sleep Forget Cases Illusion Mark Perceive Waking Considering Deceived Distinguished Amazement

Book:The Rationalists: Descartes: Discourse on Method & Meditations; Spinoza: Ethics; Leibniz: Monadolo gy & Discourse on Metaphysics

Source: The Rationalists: Descartes: Discourse on Method & Meditations; Spinoza: Ethics; Leibniz: Monadolo gy & Discourse on Metaphysics

“I am accustomed to sleep and in my dreams to imagine the same things that lunatics imagine when awake.”

Dream Sleep Imagine Awake Accustomed Lucid Dreaming Small Dreams Awake At Night Deep Sleep Sleep And Dream Sleep Dream Sleep Late Interpretation Of Dreams Rest And Sleep

Author:Rene Descartes

“How can you be certain that your whole life is not a dream?”

Whole Dream Life Is Certain Whole Life

Author:Rene Descartes

“When I consider this carefully, I find not a single property which with certainty separates the waking state from the dream. How can you be certain that your whole life is not a dream?”

Love States Whole Dream Life Is Certain Logic Property Whole Life Certainty Uncertainty Reasoning Waking Ontology

Author:Rene Descartes

“Hence reason also demands that, since our thoughts cannot all be true because we are not wholly perfect, what truth they do possess must inevitably be found in the thoughts we have when awake, rather than in our dreams.”

Reason Dream Body Found Perfect Demand Being True Awake Our Thoughts Our Dreams

Author:Rene Descartes