Paper Problem
Explore Descartes' method of doubt and his proof of certainty, Cogito Ergo Sum (I think therefore I am), proof of God's existence and finally his certainty that the world exists. Why does he go through this method and how did this alter medieval epistemology?
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.