PHIL 100 Lecture Notes - Lecture 11: Cogito Ergo Sum
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63-69: what has descartes found to be indubitable or cannot be doubted and how? (cid:862)"i am, i exist" is necessarily true every time i utter it or conceive it(cid:863) Cogito ergo sum: (cid:862)i think therefore i a(cid:373)(cid:863) knows he exists and that he is a thinking thing sensing is what a thinking thing does. Cogito has features that his science must have (has self-evidence, clearness, and distinctness, that which is immediate, and that which is non-inferential) truth comes in form of self-evidence. Characteristic features of that which is indubitable are has self-evidence, clearness, and distinctness, that which is immediate, and that which is non-inferential. He is a thing that thinks- thinking is key to existence. A thinking thing gives a catalogue of mental acts so a thinking thing is one that doubts, that understands, that affirms (to say yes to something), denies, wills, refuses, imagines, doubts, senses. Mind: has a principle (essential) attribute thought (a certain kind of substance)
