Combining Texts
Ideas for
'fragments/reports', 'A Universe from Nothing' and 'Meditations'
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12 ideas
13. Knowledge Criteria / B. Internal Justification / 4. Foundationalism / a. Foundationalism
2247
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To achieve good science we must rebuild from the foundations [Descartes]
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2255
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Only one certainty is needed for progress (like a lever's fulcrum) [Descartes]
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13. Knowledge Criteria / D. Scepticism / 1. Scepticism
2251
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Even if my body and objects are imaginary, there may be simpler things which are true [Descartes]
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6347
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Descartes can't begin again, because sceptics doubt cognitive processes as well as beliefs [Pollock/Cruz on Descartes]
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13. Knowledge Criteria / D. Scepticism / 3. Illusion Scepticism
2249
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It is prudent never to trust your senses if they have deceived you even once [Descartes]
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2296
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If pain is felt in a lost limb, I cannot be certain that a felt pain exists in my real limbs [Descartes]
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3620
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We correct sense errors with other senses, not intellect [Mersenne on Descartes]
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3619
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The senses can only report, so perception errors are in the judgment [Gassendi on Descartes]
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13. Knowledge Criteria / D. Scepticism / 4. Demon Scepticism
2254
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To achieve full scepticism, I imagine a devil who deceives me about the external world and my own body and senses [Descartes]
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2253
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God may have created nothing, but made his creation appear to me as it does now [Descartes]
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13. Knowledge Criteria / D. Scepticism / 5. Dream Scepticism
2305
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Waking actions are joined by memory to all our other actions, unlike actions of which we dream [Descartes]
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13. Knowledge Criteria / D. Scepticism / 6. Scepticism Critique
2294
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I can only sense an object if it is present, and can't fail to sense it when it is [Descartes]
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