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Reflection on plato's ideas
Descartes meditations objections
Descartes meditations objections
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In the field of philosophy there can be numerous answers to a general question, depending on a particular philosopher's views on the subject. Often times an answer is left undetermined. In the broad sense of the word and also stated in the dictionary philosophy can be described as the pursuit of human knowledge and human values. There are many different people with many different theories of knowledge. Two of these people, also philosophers, in which this paper will go into depth about are Descartes and Plato. Descartes' Meditations on First Philosophy and Plato's The Republic are the topics that are going to be discussed in this paper.
In Meditations, Descartes brings doubt to everything he believes because it is human nature to believe that which is false. He states that most of what he believes comes from the senses and that a lot of times those senses can be deceived. His conclusion of doubting everything is based on his example of a basket of apples. It goes as follows; you have a basket of apples but you fear that some apples have gone bad and you don't want them to rot the others, so you throw all the apples out of the basket. Now that the basket is empty you examine each apple carefully and return the good apples to the basket. This is what he does with his beliefs, he follows and keeps only those beliefs of which he is sure of. Our beliefs as a whole must be discarded and then each individual belief must be looked at carefully before we can accept it. We must only accept those beliefs we feel are good.
Descartes does realize, though, that we can't throw every belief out because they are a part of us, unlike the apples. If the beliefs were not a part of us we would have no basis for recovering any ...
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...r what they really are. Descartes also believed that we must look for an object's uniqueness without relying on sense-perception.
The views of Plato and Descartes are in many ways similar and also in many ways different. According to Plato we see shadows and not the real objects. To be a philosopher one must strive to see the object and what makes that object unique. Also one must be able to see the idea of the object. According to Descartes one must also find the uniqueness of the object through reason, but his approach differs. He casts doubt on what he feels isn't certain and rebuilds his foundation of knowledge with himself as the base. Plato is not looking to cast doubts on one's beliefs but instead trying to expand one's knowledge of it. Both Descartes and Platos ends are the same, to try and reach the Good or God, but their means are different.
In constructing his argument for God's existence, Descartes analyzes several aspects of the nature of human thought. He begins by outlining the various types of thoughts we have, which include ideas, thoughts, volitions and judgments. Ideas, or images of ideas can only exist within the mind and are certain of existence. Volitions, or choices are firmly within the mind and are also certain. Emotions, such as love, fear, hate, all exist in the mind and are certain as well. Judgments involve reference to effects outside the mind and are subject to doubt. Therefore, judgments are not certain and distinct. Descartes believes that images, volitions, and emotions are never false but it is our judg...
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.
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
The meditator’s endeavor in Rene Descartes’ meditations on first philosophy is introduced through a biographical account, with which any reader can relate. Realizing how in the past he had “accepted many false claims as true” and “how everything [he] had later constructed on top of those falsehoods was doubtful”, he feels the need to “tear everything down completely and begin from the most basic foundations”. His objective is to establish a body of knowledge which is absolutely certain.
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.
Descartes major concern is what we can know to be actually real. This concern starts from a dream he has, in his dream he thinks he is actually awake, so when Descartes does wake up he begins to question reality. On page 75 and 76 he says “ But I had the persuasion that there was absolutely nothing in the world, that there was no sky and no earth, neither minds nor bodies; I was not, therefore, at the same time, persuaded that I did not exists? To solve this he tosses out all emotions and reasons to try to figure out what actually exists. He starts himself on this hyperbolic doubt, increasing levels of doubt, meaning he continues to doubt himself until what he is left with is Cogito Ergo Sum. . Cogito Ergo Sum is being aware of disembodied thinking. He uses this as proof of his existence, because having thought, whether wrong or right, is proof that one does exist.
Descartes first meditation talks about him having skeptical doubts in his mind. He tries to doubt his beliefs so that he can differentiate between what he is certain about and what he is not. He follows this up by using couple of hypothesis such as dream hypothesis, lunatic hypothesis and the evil genius hypothesis. There are also three types of doubts that he has which include systematic doubts, real doubts and hypothetical or metaphysical doubts.
Plato and Descartes have similarities and differences in their views about the intellectual ascent and the ability to achieve certain knowledge and the extent of rationality. Both authors agree that in order to attain certainty, we must look beyond the surface and have a deeper understanding, but Descartes argues that, even then, only a few things can be certain. Also, Plato and Descartes both acknowledge that a higher power is the source of reasoning. However, Descartes believes that God is the perfect being and that we should depend on him for truth and reason whereas goodness is the basis of reasoning for Plato. If we follow Plato and Descartes’ philosophies, then we can bypass solely relying on our senses and be fulfilled intellectuals.
Rene Descartes decision to shatter the molds of traditional thinking is still talked about today. He is regarded as an influential abstract thinker; and some of his main ideas are still talked about by philosophers all over the world. While he wrote the "Meditations", he secluded himself from the outside world for a length of time, basically tore up his conventional thinking; and tried to come to some conclusion as to what was actually true and existing. In order to show that the sciences rest on firm foundations and that these foundations lay in the mind and not the senses, Descartes must begin by bringing into doubt all the beliefs that come to him by the senses. This is done in the first of six different steps that he named "Meditations" because of the state of mind he was in while he was contemplating all these different ideas. His six meditations are "One:Concerning those things that can be called into doubt", "Two:Concerning the Nature of the Human mind: that it is better known than the Body", "Three: Concerning God, that he exists", "Four: Concerning the True and the False", "Five: Concerning the Essence of Material things, and again concerning God, that he exists" and finally "Six: Concerning the Existence of Material things, and the real distinction between Mind and Body". Although all of these meditations are relevant and necessary to understand the complete work as a whole, the focus of this paper will be the first meditation.
Next, in the fourth meditation, which leads into Descartes’ thoughts on himself in God’s view. It is important to compare to the third meditation. A second point of view of not just an idea, but now Descartes himself. He asks why a perfect being such as God does not make a perfect being like Descartes himself. He questions why he is not perfect in that sense. Then he explains, it would take much arrogance to question the motives of God. Not only that, but it just simply cannot be comprehended. He rejects the trial, and simply believes; since he himself is not perfect, the idea as a whole may be. He is just a part of the “big picture.” He then concludes he should only make judgements on what he is certain of.
How do we know what we know? Ideas reside in the minds of intelligent beings, but a clear perception of where these ideas come from is often the point of debate. It is with this in mind that René Descartes set forth on the daunting task to determine where clear and distinct ideas come from. A particular passage written in Meditations on First Philosophy known as the wax passage shall be examined. Descartes' thought process shall be followed, and the central point of his argument discussed.
For Descartes, these are mind and body, and for Plato they are body and soul. Aristotle, in contrast, believes in a singular being where both body and soul are connected. For myself, a Christian who believes in the existence of a life after death, Aristotle 's theory creates an obvious negation. While I could agree with the levels of the soul argument, I cannot agree with the body and soul being one and the same for the simple reason that I do not believe that when the body dies, everything dies. I believe something is left over. What that something is, where it goes and what its purpose is, I may not know for certain, but to believe otherwise would not create a better life for me. Believing the soul lives on beyond the body creates an inner desire to seek morality and goodness, and it is in that endeavor that one creates a “better” life. Similarly, it is intuition that leads me to reject Descartes ' argument because my best judgment would tell me not to believe that everything I know, all that I sense, is a figment of my mind. I cannot know if such a thing is true or false, but far too many questions are raised by such an explanation. For myself, neither Aristotle nor Descartes provide an adequate understanding into the nature of the
Another significant difference between Plato and Descartes is Descartes’s emphasis on the personal aspect of what is believed to be ‘real’; no exploration into this subject has focused so intently on the individual’s perception of reality. Descartes Meditations focus on his own experience of reality, not the experience of humanity as a whole. In his First Meditation, Descartes uses doubt as a means of putting all of his personal beliefs through intense scruti...
Just as most philosophers, Aristotle and Descartes have some similarities and many differences on their ideas about the definition of knowledge and truth. Aristotle’s Posterior Analytics discusses the origin of knowledge and how it relates to something real such as demonstration, memories, perception. In Descartes’ Meditations it seems as though he uses doubt to define knowledge, he uses God and matter to explore his ideas. Aristotle and Descartes are similar because they both use inductive reasoning in their theories. They are very different because Aristotle’s main idea relates to principles that he believes lead to understanding and knowledge, on the other hand
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