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2 revisions | laika at May 10, 2018 10:08 AM | |
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22431 the same error; so that if by certainty we mean absolute freedom from all possibility of error, it is not absolutely certain that twice two are four. If I am asked how I make sure of the correctness of my logical ideals or norms, I reply that, as will be shown in detail in future lectures of this course I do so by reasoning. | 224 |