Jason Kimko
Prof. Ekstrom
Philosophy 150W
30 September 2014
Cogito Ergo Sum Raised during a time of scientific turmoil following the invention of the telescope and microscope, Descartes sought out to discover in his Meditations on First Philosophy what exactly can be asserted as wholly true and what cannot.
In Meditation I, Descartes begins by casting doubt on the foundation of most ideas: the senses, which are capable of deception such as during a dream. For ideas thought to be more certain, Descartes proposes the existence of an omniscient demon whose sole purpose is to deceive people into thinking something is true when it is really not. In Meditation II, Descartes asserts that the only certainty is the existence of himself as “a thing
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Therefore, since God is a perfect being and Descartes is not, the idea of God as perfect could not have originated from Descartes, but instead must have been planted by God. In Meditation IV, Descartes explains that God is not a deceiver since deception is dependent on some kind of imperfection and there is no such thing as in imperfect God. How then, Descartes questions, does error exist if we come from a perfect God? He answers that error does not come from the mind itself, but instead from its premature judgments – indicating the gift of free will – and that these errors can be avoided through careful reasoning. Furthermore, things that are once found to be absolutely certain can be viewed as undoubtedly true by principle since God is not a …show more content…
It is from this argument that the common phrase “cogito ergo sum” came into being. Popular belief finds fault in the validity of this phrase given its simplicity and its implications (“Scrutinizing ‘Cogito Ergo Sum’” 1). The interpreted argument of this phrase has the premise that one thinks and the conclusion that one exist. The fault here lies in that this argument is lacking the connecting premise that because one thinks, one must exists – signifying a clear disjunction between the first premise and its conclusion. It is ironic that Descartes assumes this leap in reasoning after deliberating so carefully not to jump to conclusions as mentioned in Meditation IV. Whether this fault invalidates the statement “cogito ergo sum” or not is unclear, yet it can be “clearly and distinctly” (Descartes, line 62) known that the statement is incomplete. Therefore, with the lynchpin of Descartes’ argument against skepticism cast into doubt, the arguments that follow are subsequently cast into doubt as well. For example, the proof of the existence of God is dependent on the existence of the “I” because the “I” must have originated from something of equal or greater finiteness. Therefore, after infinitely many repetitions, the cause must regress to an infinite cause, this being God. However, if the “I” does not exist,
In the First Meditation, Descartes gives us the Evil Demon Hypothesis which serves to give him reason to doubt the existence of everything he perceives and believes. He describes a ‘malicious demon of the utmost power and cunning’ that has the sole purpose of deceiving Descartes (Descartes, 2010: 17). I will argue that his hypothesis has proven to be a strong one because only the cogito provides a way for us to frustrate or trick the evil demon.
In Descartes’ First Meditation, Descartes’ overall intention is to present the idea that our perceptions and sensations are flawed and should not be trusted entirely. His purpose is to create the greatest possible doubt of our senses. To convey this thought, Descartes has three main arguments in the First Meditation: The dream argument, the deceiving God argument, and the evil demon “or evil genius”. Descartes’ dream argument argues that there is no definite transition from a dream to reality, and since dreams are so close to reality, one can never really determine whether they are dreaming
Descartes has written a set of six meditations on the first philosophy. In these meditations he analyzes his beliefs and questions where those beliefs were derived from. The first mediation of Descartes discusses his skeptical hypotheses; questioning the validity of the influences of his knowledge. He has a few main goals that are expressed through the first meditation. First off, Descartes wants to build a firm foundation of knowledge that is also concrete. Through probing his mind for answers to all of his skeptical thoughts, he hopes to eliminate the skepticism and find true, unquestionable knowledge. Descartes has mapped out ways to
Descartes then goes on to assume that there is a God, who is all powerful, and created this world; yet he asks, "How do I know that He has not brought it to pass that there is no earth, no heaven, no extended body, no magnitude, no place, and that nevertheless they seem to me to exist just exactly as I know see them?" (Descartes, p.76, par.5) Without a guarantee of reality, maybe all of his previous beliefs are false. Descartes doubts the supreme goodness of a God that would let him be deceived even occasionally. Moreover, if a perfect God does not exist then it becomes probable that Descartes himself is increasingly imperfect and therefore is constantly being misled. "If, however, it is contrary to His goodness to have made me such that I constantly deceive myself, it would also appear contrary to His goodness to permit me to be sometimes deceived, and nevertheless I cannot doubt that he does permit this." (Descartes, p.76, par.5) Descartes assumes the scenario that God is really an "evil demon".
In Rene Descartes, Meditations on First Philosophy, Descartes does and experiment with wax to try to prove that things actually exist in this world. This essay is going to prove how we can tell that things actually exist and what can perceive the wax.
At the beginning of Meditation three, Descartes has made substantial progress towards defeating skepticism. Using his methods of Doubt and Analysis he has systematically examined all his beliefs and set aside those which he could call into doubt until he reached three beliefs which he could not possibly doubt. First, that the evil genius seeking to deceive him could not deceive him into thinking that he did not exist when in fact he did exist. Second, that his essence is to be a thinking thing. Third, the essence of matter is to be flexible, changeable and extended.
As with almost all of Descartes inquiries the roots of his second argument for the existence of God begin with his desire to build a foundation of knowledge that he can clearly and distinctly perceive. At the beginning of the third meditation Descartes once again recollects the things that he knows with certainty. The problem arises when he attempts to clearly and distinctly understand truths of arithmetic and geometry. Descartes has enough evidence to believe these things, but one major doubt is still present; the possibility of God being a deceiver. Descartes worry is that all the knowledge that he possesses through intuition could potentially be false if God merely chooses to deceive him. So in order to have a clear and distinct perception of arithmetic truths (and other such intuitive truths) Descartes delves into the question of God’s existence (and whether this God could be a deceiver or not).
At the start of the meditation, Descartes begins by rejecting all his beliefs, so that he would not be deceived by any misconceptions from reaching the truth. Descartes acknowledges himself as, “a thing
Descartes’ method offers definitive conclusions on certain topics, (his existence, the existence of God)but his reasoning is not without error. He uses three arguments to prove existence (His and God’s) that attempt to solidify his conclusions. For his method to function seamlessly, Descartes needs to be consistent in his use of the method, that is, he must continue to doubt and challenge thoughts that originate in his own mind. He is unable to achieve this ideal state of mind, however, and his proofs are shown to be faulty.
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
In the First Meditation, Descartes invites us to think skeptically. He entices us with familiar occasions of error, such as how the size of a distant tower can be mistaken. Next, an even more profound reflection on how dreams and reality are indistinguishable provides suitable justification to abandon all that he previously perceived as being truth. (18, 19) By discarding all familiarity and assumptions, Descartes hopes to eliminate all possible errors in locating new foundations of knowledge. An inescapable consequence of doubting senses and prior beliefs
In the meditations, Descartes evaluates whether or not everything we know is a reality or a dream. Descartes claims that we can only be sure that our beliefs are true when we clearly and distinctively perceive them to be true. As the reader analyzes the third meditation, Descartes has confirmed that some of his beliefs are in fact true. The first is that Descartes himself exists. This is expressed in what has now become a popular quote known as the “Cogito” which says, “I think therefore I am. His second conclusion is that God exist and that he is not a deceiver. Descartes then presents his arguments to prove the existence of God. He argues that by nature humans are imperfect beings. Furthermore, humankind could not possibly be able to comprehend perfection or infinite things on their own. He writes, “By the name of God I understand a substance that is infinite, independent, all-knowing, all powerful, and which myself and everything else…have been created.”(16) Descartes uses this description of God to display the distinction between God and man.
Descartes makes an attempt to prove God’s existence throughout his third meditation. In his first premise he states that he has an idea of an infinitely perfect being. He uses the Principle of Sufficient reason to advance his argument; it states that everything must have a reason or cause. This put forth his second premise; that the idea of god must have a
Descartes’ first meditation, his main objective is to present three skeptical arguments to bring doubt upon what he considers his basic beliefs. Descartes believes this to be an intricate part of his complete epistemological argument. Descartes skeptical arguments are not intended to be a denial of his basic beliefs. On the contrary, he uses these arguments to help prove one of his main theses, which is the existence of God. One of the main premises that Descartes uses in his proof for the existence of God comes from the evil demon argument, which he proposed, in the first meditation. It is this evil demon argument, which will be the topic of the following discussion.
Descartes' meditations are created in pursuit of certainty, or true knowledge. He cannot assume that what he has learned is necessarily true, because he is unsure of the accuracy of its initial source. In order to purge himself of all information that is possibly wrong, he subjects his knowledge to methodic doubt. This results in a (theoretical) doubt of everything he knows. Anything, he reasons, that can sustain such serious doubt must be unquestionable truth, and knowledge can then be built from that base. Eventually, Descartes doubts everything. But by doubting, he must exist, hence his "Cogito ergo sum".