An Introduction to Philosophy, Issue 163 |
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Page 92
... follows from these two propositions that it is possible at one and the same time that a man believes attentively that P and that p is false . But if p is false , then no one knows that p . Therefore , it is possible at one and the same ...
... follows from these two propositions that it is possible at one and the same time that a man believes attentively that P and that p is false . But if p is false , then no one knows that p . Therefore , it is possible at one and the same ...
Page 93
... follows , by the criterion of incorrigible knowledge , that no one knows incorrigibly that he himself is not dreaming . The third part of the dream argument begins with the conclu- sion of the first part , namely , that a perceptual ...
... follows , by the criterion of incorrigible knowledge , that no one knows incorrigibly that he himself is not dreaming . The third part of the dream argument begins with the conclu- sion of the first part , namely , that a perceptual ...
Page 139
... follows that I am fully justified , and cannot be mistaken , in be- lieving that I exist . From that , in turn , it follows that I know in- corrigibly that I exist . And it is obvious that it is logically possible for me to believe ...
... follows that I am fully justified , and cannot be mistaken , in be- lieving that I exist . From that , in turn , it follows that I know in- corrigibly that I exist . And it is obvious that it is logically possible for me to believe ...
Contents
PRELIMINARY EXPLANATIONS ON THE NATURE | 3 |
THE ARGUMENT WITH CEPHALUS | 36 |
THE ARGUMENT WITH THRASYMACHUS | 46 |
Copyright | |
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assert assume assumption attentively believes awake believe attentively believes that q Cartesian Circle causal Cephalus clarity and distinctness clear and distinct clearly and distinctly cogito propositions concept conclusion consequences contingent proposition criterion of incorrigible deduce define definiendum definiens Descartes doubt dream argument entails evidence evil demon argument example experience explication father follows formal reality four sides G. E. Moore God's existence Haldane and Ross Hence idea imply incorrigible knowledge integer James know incorrigibly know with certainty logical positivists logical words logically necessary male parent material objects mathematical propositions Meditation mind mistaken nature necessarily false necessarily true propositions notion observation sentences omnipotence ontological argument option ought-judgments pain Peano's definition Peirce perceptual proposition philosophical Plato Polemarchus pragmatic premises principle of clarity proposition is corrigible proposition of kind prove question real definition reason self-contradictory sense square has four supremely perfect synthetic sentence Taj Mahal thing Thrasymachus tion