Knowledge belief opinion

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jdmstewart, philosophy, epistemology

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Knowledge belief opinion

  1. 1. What is Knowledge? What claims are necessary for something to qualify as knowledge? Wednesday, 29 January, 14
  2. 2. Opinions: the least reliable statements. Can’t be classified as true or false because they are not matters of truth. Wednesday, 29 January, 14
  3. 3. Beliefs: Considered more reliable because they can be classified as true or false. You can check out the answer. Wednesday, 29 January, 14
  4. 4. So what then is knowledge? Wednesday, 29 January, 14
  5. 5. • True belief Two conditions must apply before anyone can claim to have knowledge: truth and belief Rocks are hard you cannot know this unless: the statement rocks are hard is true you believe that rocks are hard There has to be “truth” and “belief ” . You don’t believe in the tooth fairy. Wednesday, 29 January, 14
  6. 6. knowledge is therefore sometimes defined as “true belief ” Wednesday, 29 January, 14
  7. 7. But this has been dismissed by Plato and Russell because it could be based on false belief. http://www.youtube.com/watch?v=hibyAJOSW8U Wednesday, 29 January, 14
  8. 8. So, some philosophers have added a third element: Justification:You must be justified in your belief “Justified, true belief” But, the knowledge could be based on a false justification as well. Wednesday, 29 January, 14

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