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23 votes

Does Dissociative ego disorder challenge Descartes‘ „cogito-argument“?

"I think, therefore I am" does not imply that the person thinking and being is eternal. It just says that one cannot doubt one's own existence, as and when one thinks about it. If and when ...
Olivier5's user avatar
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15 votes

How does a thought imply there is a thinker in "I think therefore I am"?

The "I" of the Cogito does not stand for Descartes, or for the subject, or for the subject's self. It stands for the thing thinking the Cogito when the subject thinks the Cogito. The ...
Speakpigeon's user avatar
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12 votes

Is my argument against Descartes's "I think, therefore I am", logically sound?

Disclaimer, some of this post may not make sense to you, as the OP has rewritten his argument numerous times, and I am not deleting any of this so, skip to the end for newest most relevant information....
Braydon's user avatar
  • 331
11 votes

Does Dissociative ego disorder challenge Descartes‘ „cogito-argument“?

It depends on which chapter of the Meditations we are focused on. What’s in the second meditation is merely that one cannot doubt their own existence, since the very doubting necessitates that one ...
Hokon's user avatar
  • 713
10 votes

How far can/should one press philosophical doubt?

Descartes was the modern founder of what is called foundationalism about knowledge, the idea that we must find a secure self-evident ground from which all the rest of our knowledge can be justified. ...
Conifold's user avatar
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10 votes
Accepted

Sum ergo cogito?

Does thinking imply existing? Descartes argues yes: it is impossible for anything to think which does not exist. Does existing imply thinking? Most people would say no. Most would say that a rock ...
Josiah's user avatar
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8 votes

Was there a "mechanist" program of early rationalists, like Descartes and Leibniz?

Mechanist (or mechanical) philosophy, in the original sense, meant the rejection of "substantial forms", i.e. forms with causal powers, such as souls, postulated by scholastics (who drew on some vague ...
Conifold's user avatar
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8 votes
Accepted

Why did Descartes claim that animals have no souls if they have the pituitary?

Actually, it was the pineal gland that he attributed the soul to. As for its presence in animals, he never discusses it, and therefore we can not know why he dismissed it, or even if he was aware of ...
Mary's user avatar
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7 votes
Accepted

Descartes' Demon

Many would are argue that you are right, the demon is still successful in his deception. DesCartes claims in the cogito that he has proven the existence of an "I", since for there to be deception, ...
Alexander S King's user avatar
7 votes
Accepted

Nietzche quoting Descartes... without source

Descartes' Meditations (1641), III.2 : illud omne esse verum, quòd valde clare & distincte percipio. John Veitch English translation of 1901 : all that is very clearly and distinctly ...
Mauro ALLEGRANZA's user avatar
7 votes
Accepted

Rationalism and Catholicism / Protestantism

To suggest a different perspective, Whitehead writes the following: (page 8-9) The Reformation and the scientific movement were two aspects of the historical revolt which was the dominant ...
Frank Hubeny's user avatar
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7 votes
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An Argument against Descartes's radical doubt

The simplest and most powerful argument according to my opinion is the following: There is no reason for the universe to give the impression of something while something completely different (and not ...
Nikos M.'s user avatar
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6 votes
Accepted

In Wittgenstein's Picture theory, why is self-awareness (e.g. Cogito ergo sum in Descartes) not an a priori true atomic thought?

The thing is, that for the early Wittgenstein the Cogito Ergo Sum was just not true. So the Cogito could not be true a priori for him. Like David Hume, Wittgenstein believed that the Cartesian Ego, ...
Ram Tobolski's user avatar
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6 votes
Accepted

A second indubitable axiom

You have actually anticipated Descartes himself in this question. After he established his own existence, as a mind, a thinking being, with the Cogito (I think therefore I am) he proceeded to ask ...
Ram Tobolski's user avatar
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6 votes
Accepted

What Latin phrase did Descartes use to denote his Cartesian demon

From meditation 1: , sed genium aliquem malignum eundemque summe potentem et callidum omnem suam industriam in eo posuisse, ut me falleret: (http://www.gutenberg.org/files/23306/23306-h/23306-h.htm)...
virmaior's user avatar
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5 votes
Accepted

How do I read the SEP citations for a particular author where there are numbers at the end of the sentence as a citation?

See : Note on references and abbreviations: References to Descartes' works as found herein use the pagination of the Adam and Tannery volumes (AT), Oeuvres de Descartes, 11 vols. The citations give ...
Mauro ALLEGRANZA's user avatar
5 votes

Descartes and feral children

Descartes believed in the theory of innate ideas, the theory that not all of our knowledge is from education and experience and at least some of our knowledge is knowledge that we are born with. ...
Alexander S King's user avatar
5 votes
Accepted

What does Hegel think of Descartes' argument in Meditation 4?

Hegel comments negatively on this argument in Lectures on the Philosophy of Religion (vol 1. p. 227) It is frequently said that in his will man is infinite; while in his understanding, his power of ...
virmaior's user avatar
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5 votes
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Did Descartes really doubt the existence of God?

The answer depends on the meaning of "really". The structure of Meditations is that Descartes sets out to doubt everything, no holes barred. At this point he is presumably doubting the ...
Conifold's user avatar
  • 43.3k
5 votes

Formal versus Objective Reality in Descartes

Interesting and nagging problem. But recall Gassendi : You do in fact.. .distinguish between objective and formal reality, where 'formal reality,' as I understand it, applies to the idea itself ...
Geoffrey Thomas's user avatar
  • 35.8k
5 votes
Accepted

Was Descartes the first one to approach metaphysics epistemologically?

If we invoke Descartes we should remember that he uses the Ontological Argument - or his own version of that protean argument. The original Ontological Argument as deployed by St Anselm (1077 or 1078 ...
Geoffrey Thomas's user avatar
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5 votes
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free will without evil

Alvin Plantinga has argued that even an omnipotent God might not be able to create a world in which free creatures always 'go right', and never morally wrong ('evil') in their chosen actions. Free ...
Geoffrey Thomas's user avatar
  • 35.8k
5 votes

Descartes on Llull's logic

Discours de la méthode (1637), Second Partie, page 18 [Édition Adam et Tannery] : en les examinant, je pris garde que, pour la Logique, ses syllogismes & la pluspart de ses autres instructions ...
Mauro ALLEGRANZA's user avatar
5 votes
Accepted

Where to find Descartes’ violin player analogy?

There is a Corpus Descartes that allows to search for a word in all of his writings. It seems however that there is no "violon/ist/" or closely related item. Searching for "instrument" gives a ...
sand1's user avatar
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5 votes

How does a thought imply there is a thinker in "I think therefore I am"?

Who is thinking? You. So you exist. The "I think therefore I am" is in response to question "What really exist?". The phrase response by saying that "Atleast I exist. I can be ...
Atif's user avatar
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5 votes
Accepted

What logical arguments have been made to say an effect cannot be greater than its cause?

I assume that the passage you rephrase as Descartes’ claim “no effect can be greater than its cause” is Iam vero lumine naturali manifestum est tantundem ad minimum esse debere in causa efficiente et ...
Jo Wehler's user avatar
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4 votes

Could 'cogito ergo sum' possibly be false?

No, the Cogito cannot possibly be proved wrong, even though many philosophers throughout history argued exactly that. However, most philosophers got the Cogito wrong. There are two main ways ...
Speakpigeon's user avatar
  • 7,992

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