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Rene descartes philosophy reflection
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Rene descartes philosophy summary reflection
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Rene Descartes made a momentary thought in which he stated that the senses cannot give us knowledge of the world around us. According to the Stanford Encyclopedia of Philosophy he is most famous for the phase “cogito ergo sum” which means “I think so therefore I am.” The phrase was intended to explain the most abstract questions such as how can one know that anything includes oneself exist, rather than it being a dream of some sort. Descartes explain that dreams and waking experiences are almost identical when comparing the differences. In “First Meditation: On What Can Be Called Into Doubt” Descartes starts by mentioning that many of the things he had believed in the past were “false”. He goes on to say that if he was to prove that everything that he …show more content…
He claims that he waited till he was older so that he would have a reason to go through with these beliefs because he had thought about them for a long time and couldn’t put them aside any longer. Descartes put asides all his opinions and doubts in order to get to what he believes could have a reasoning. He states that “all I need, for the purpose of rejecting all my opinions, is to find in each of them at least some reason for doubt. I can do this without going through them one by one, which would take forever” (23-24 p. 4). He solves this by going straight into the basic principles in which he had believed in. He makes the connect that just about everything that he knows and learned came through his senses. He concluded that “occasionally I have found that they have deceived me, and it is unwise to trust completely those who have deceived us even once” (30-31 p.4). In other words, He came up with the idea that the human senses are unreliable. He goes on to think of a time when his senses could possibly have deceived him. He states
Baird and Kaufmann, the editors of our text, explain in their outline of Descartes' epistemology that the method by which the thinker carried out his philosophical work involved first discovering and being sure of a certainty, and then, from that certainty, reasoning what else it meant one could be sure of. He would admit nothing without being absolutely satisfied on his own (i.e., without being told so by others) that it was incontrovertible truth. This system was unique, according to the editors, in part because Descartes was not afraid to face doubt. Despite the fact that it was precisely doubt of which he was endeavoring to rid himself, he nonetheless allowed it the full reign it deserved and demanded over his intellectual labors. "Although uncertainty and doubt were the enemies," say Baird and Kaufmann (p.16), "Descartes hit upon the idea of using doubt as a tool or as a weapon. . . . He would use doubt as an acid to pour over every 'truth' to see if there was anything that could not be dissolved . . . ." This test, they explain, resulted for Descartes in the conclusion that, if he doubted everything in the world there was to doubt, it was still then certain that he was doubting; further, that in order to doubt, he had to exist. His own existence, therefore, was the first truth he could admit to with certainty, and it became the basis for the remainder of his epistemology.
Descartes then states that he wishes to extend his knowledge through knowledge in his own self. He judges things that he once knew as fact to possibly now be doubtful and uncertain and that all his prior knowledge could have just been a work from a deceitful God. If then he wishes to learn from within himself and a deceitful God does in fact exist how can he affirm any knowledge within himself or even any knowledge he has affirmed through his meditations? If ideas that he once had now seemed uncertain then does that not mean all he knows can just be a work of a deceitful God, if of course a God does exist.
A major strength of his was the idea of objective reality. He believes that it is useless to claim the existence of one thing until we are positive as to how that claim can be defended as a true belief. He shows how we are able to prove our beliefs about existence by limiting what we believe is indeed certain. He goes about doing this through three main points. First, that “in order to have knowledge, we need to be able to tell the difference between a hallucination and a perception.” Secondly, “it is impossible to distinguish between an hallucination and a normal perception.” And lastly, “we do not know whether any of our perceptual beliefs are true.” Through his ideas presented in Meditation I, he pleads that our look on the world cannot provide an insured basis on which all other knowledge can be based. This makes us think about whether everything that we see to be obvious are actually inaccurate. In order for us to prove something's existence, Descartes recommends that we use a method that traces what we know back to a definite foundation of unquestionable
In his work, Meditations on First Philosophy, Descartes narrates the search for certainty in order to recreate all knowledge. He begins with “radical doubt.” He asks a simple question “Is there any one thing of which we can be absolutely certain?” that provides the main question of his analysis. Proceeding forward, he states that the ground of his foundation is the self – evident knowledge of the “thinking thing,” which he himself is. Moving up the tower of certainty, he focuses on those ideas that can be supported by his original foundation. In such a way, Descartes’s goal is to establish all of human knowledge of firm foundations. Thus, Descartes gains this knowledge from the natural light by using it to reference his main claims, specifically
One of Rene Descartes’s most famous arguments, from his not only from his first meditation but all of the meditations, is his Dream Argument. Descartes believes that there is no way to be able to distinguish being in awake from being in a state of dreaming. In fact you could actually be in a dream right now. Rene Descartes’s theory that one is unable distinguish being awake from dreaming, as interesting as it is, can be at times a little farfetched, along with a few contradictions to himself, Descartes’s dream argument does not entitle himself to any sort of claim.
Not only did Descartes set aside all of his previous knowledge, but he also set aside all knowledge he had gained, and that he continued to gain from his five senses. He would not believe what his eyes saw, or what his hand felt, because he could not yet determine his senses as giving him knowledge that could be turned into certainties. He did not have any reason to believe that he could rely on his senses. Descartes doubting of his senses also caused him to reject any knowledge that he had gained through life experience. Most of the knowl...
In the first meditation, Descartes makes a conscious decision to search for “in each of them [his opinions] at least some reason for doubt”(12). Descartes rejects anything and everything that can be doubted and quests for something that is undeniably certain. The foundation of his doubt is that his opinions are largely established by his senses, yet “from time to time I [Descartes] have found that the senses deceive, and it is prudent never to trust completely those who have deceived us even once”(12). First, Descartes establishes that error is possible, employing the example of the straight stick that appears bent when partially submerged in water, as mentioned in the Sixth Replies (64-65). Secondly, he proves that at any given time he could be deceived, such is the case with realistic dreams. Further, Descartes is able to doubt absolutely everything since it cannot be ruled out that “some malicious demon … has employed all his energies in order to deceive me” (15). The malicious demon not only causes Descartes to doubt God, but also sends him “unexpectedly into a deep whirlpool which tumbles me around so that I can neither stand on the bottom or swim on the top”(16). Descartes has reached the point where he must begin to rebuild by searching for certainty.
This lead to Descartes saying that he cannot use his sensory perception to interpret his belief because he is not able to tell if the senses are dreams or
In Meditations on First Philosophy, it is the self-imposed task of Descartes to cast doubt upon all which he knows in order to build a solid foundation of knowledge out of irrefutable truths. Borrowing an idea from Archimedes, that with one firm and immovable point the earth could be moved, Descartes sought one immovable truth. Descartes' immovable truth, a truth on which he would lay down his foundation of knowledge and define all that which he knows, was the simple line "Cogito ergo sum": I think, therefore I am. This allowed for his existence.
While on his journey to reveal the absolute truths and debunk anything that could be considered doubtful, Descartes’ experiences using this form of skepticism has allowed him to
According to Descartes, “because our senses sometimes deceive us, I wanted to suppose that nothing was exactly as they led us to imagine (Descartes 18).” In order to extinguish his uncertainty and find incontrovertible truth, he chooses to “raze everything to the ground and begin again from the original foundations (Descartes 59).” This foundation, which Descartes is certain to be the absolute truth, is “I think, therefore I am (Descartes 18).” Descartes argues that truth and proof of reality lies in the human mind, rather than the senses. In other words, he claims that the existence of material objects are not based on the senses because of human imperfection. In fact, he argues that humans, similarly to Plato’s Allegory of the Cave, are incapable of sensing the true essence or existence of material objects. However, what makes an object real is human thought and the idea of that object, thus paving the way for Descartes’ proof of God’s existence. Because the senses are easily deceived and because Descartes understands that the senses can be deceived, Descartes is aware of his own imperfection. He
To start off I will I will explain why Descartes accepts each premise. The first premise is that his senses sometimes deceive him. He accepts this because of experiences with distant and small things1, and other things of that sort. By this he means how something far can look small, but in fact is bigger than it lo...
It is easy for us to believe that what we experience with our senses is true, including in our dreams, but according to Descartes, we should look beyond our senses and use reasoning to determine what is certain. Descartes’ question, “For how do we now that the thoughts that arise in us while we are dreaming are more false than others, since they are often no less vivid and explicit?” (34), is asked so that we will acknowledge that our senses can easily mislead us. This should then cause us to use reasoning to differentiate between truth and illusion, and both authors agree that reasoning should be the guide to true knowledge. Though he believes in the attainability of certain knowledge through using reasoning, Descartes argues that there are only a few things about which we can be certain. Descartes’s philosophy “Cogito, Ergo Sum,” which means I think, therefore I am proves this. He believes that because our mind acknowledges that we can think and have doubts, we can be sure of our existence; if we stopped th...
Firstly, Descartes made the mistake of supporting a conclusion with premises that can only be true if the conclusion was a premise for the other premises that were supporting it. To clarify, Descartes basically stated that the clarity of his reasoning and perceptions are only possible through the existence of a non-deceiving God and that the non-deceiving God can only be proved through the clear reasoning and perceptions that the non-deceiving God bestowed upon him (51, 52). This is clearly a...
Rene Descartes, a 17th century French philosopher believed that the origin of knowledge comes from within the mind, a single indisputable fact to build on that can be gained through individual reflection. His Discourse on Method (1637) and Meditations (1641) contain his important philosophical theories. Intending to extend mathematical method to all areas of human knowledge, Descartes discarded the authoritarian systems of the scholastic philosophers and began with universal doubt. Only one thing cannot be doubted: doubt itself. Therefore, the doubter must exist. This is the kernel of his famous assertion Cogito, ergo sum (I am thinking, therefore I am existing). From this certainty Descartes expanded knowledge, step by step, to admit the existence of God (as the first cause) and the reality of the physical world, which he held to be mechanistic and entirely divorced from the mind; the only connection between the two is the intervention of God.