Part 1 of Essay
Can One Perceive Or Confirm The Existence Of An Idea Or Object That Is External "I think therefore I am." Man wills, refuses, perceives, understands, and denies many principles. As explained by Rene' Descartes, man is a thinking thing, a conscious being who truthfully exists because he is certain that it is so. All that m ....

Part 2 of Essay
.... some examples to demonstrate his cause and effect theory. More importantly, is the logic that lies behind the actual theory. The rationale that an object will have an effect is only if it stems from a legitimate cause. A stone, for example, cannot be perceived accurately if there isn't an initial idea preceding with equal or superior properties in one's intellect. The mind generates ideas and develops reality through previous schema or beliefs as Descartes states: "And although an idea may give ri ....