PHL100Y1 Lecture Notes - Lecture 1: Cogito Ergo Sum
Document Summary
Ideally, read the first meditation and go think about it and chew over this stuff for a while. The project is that he is concerned to establish something firm in the sciences contribute to the project of human knowledge. If could be false > take it aside. Hyperbolically doubt: a doubt that is very very strong that he is going to embed on all of his beliefs. If one thing about a truth" is unreliable, then it must be tossed out. Claim 1: everything i know is built on what i sense (ex. How do you know that this wood is brown because i see it) Meditator: you can"t trust the senses, because sometimes it leads you wrong senses in general aren"t really reliable. Meditator is ruling out a whole class of belief because there is a hint of doubt within it. Claim 2: mathematical truth math is math and it can"t be wrong (ex.
