Descartes, locke, Hume - • The inference from our...

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Philosophy Berkeley, Descartes, Locke Foundation of knowledge Extent of what we can know for certain Descartes- rationalist- knowledge from reason Locke and Berkeley- From reason If all knowledge is based on reason how can we know a material substance- Berkeley’s argument against Locke We cannot define material substance so therefore it cannot exist If it is perceived then it exist Berkeley affirms existence of God He says he is the ultimate perceiver Locke says we don’t sense material substance b/c it is unperceived
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Unformatted text preview: • The inference from our perceptions in the mind to something not in the mind is weak. Why would we infer existence of something we cannot perceive? • The only thing we can know is the contents of our own mind ( solipsism ) • Berkeley- ideas, God, minds Hume • Empiricist • What perception do you have of your mind • We cannot know that the mind exist • We can know there are ideas but not what produces them • There is nothing we can know for certain...
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