SSH 105 Lecture Notes - Lecture 4: Justin Trudeau, Critical Thinking, Young Thug

• School: Ryerson University
• Department: Social Sciences and Humanities
• Course: SSH 105
• Professor: David Hunter

Document Summary

Critical thinking demands that we have acceptable and sufficient reasons for our beliefs and decisions. Ideally, (i) our reasons should be true and (ii) they should support our beliefs and decisions. It turns out that these two conditions are totally independent of one another. Ideal logical support: validity (the quality of support the premises provide) An argument is valid if and only if it is not possible for the premises to be true and the conclusion false. I. e. , if all the premises were true, the conclusion would have to be true too. I. e. , the conclusion logically follows from the premises. Every argument is either valid or invalid. The truth of the premises would be sufficient for that of the conclusion. If yes, then the argument is not valid. The truth of the premises would not be sufficient for that of the conclusion. Taylor swift is prime minister of canada and every prime minister of.