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− | [[File:lighterstill.jpg]][[File:Dadd.contra.jpg|right]] | + | [[File:lighterstill.jpg]][[File:Christianity.balloon.sky.jpg|right|frame]] |
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− | *Date: [http://www.wikpedia.org/wiki/14th_Century 14th century] | + | *Date: [https://www.wikpedia.org/wiki/14th_Century 14th century] |
| ==Definitions== | | ==Definitions== |
| *1 : [[act]] or an instance of contradicting | | *1 : [[act]] or an instance of contradicting |
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| By extension, outside of [[classical]] [[logic]], one can speak of contradictions between [[actions]] when one presumes that their [[motives]] contradict each other. | | By extension, outside of [[classical]] [[logic]], one can speak of contradictions between [[actions]] when one presumes that their [[motives]] contradict each other. |
| ==History== | | ==History== |
− | By [[creation]] of a [[paradox]] [http://en.wikipedia.org/wiki/Plato Plato]'s ''Dialog of Euthydemus'' [[demonstrates]] the need for the notion of contradiction. In the ensuing dialog Dionysodorus denies the [[existence]] of "contradiction", all the while that Plato is contradicing him: | + | By [[creation]] of a [[paradox]] [https://en.wikipedia.org/wiki/Plato Plato]'s ''Dialog of Euthydemus'' [[demonstrates]] the need for the notion of contradiction. In the ensuing dialog Dionysodorus denies the [[existence]] of "contradiction", all the while that Plato is contradicing him: |
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| <blockquote> ". . . I in my astonishment said: What do you mean Dionysodorus? I have often heard, and have been amazed to hear, this thesis of yours, which is maintained and employed by the [[disciples]] of Protagoras [a Sophist, the [[argument]] of whom Aristotle rebutts during his enunciation of the Law of Noncontradiction], and others before them, and which to me appears to be quite [[wonderful]], and [[suicidal]] as well as destructive, and I think that I am most likely to hear the [[truth]] about it from you. The dictum is that there is no such thing as a [[falsehood]]; a man must either say what is true or say nothing. Is not that your position? </blockquote> | | <blockquote> ". . . I in my astonishment said: What do you mean Dionysodorus? I have often heard, and have been amazed to hear, this thesis of yours, which is maintained and employed by the [[disciples]] of Protagoras [a Sophist, the [[argument]] of whom Aristotle rebutts during his enunciation of the Law of Noncontradiction], and others before them, and which to me appears to be quite [[wonderful]], and [[suicidal]] as well as destructive, and I think that I am most likely to hear the [[truth]] about it from you. The dictum is that there is no such thing as a [[falsehood]]; a man must either say what is true or say nothing. Is not that your position? </blockquote> |
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− | <blockquote>Indeed, Dionysodorus [[agrees]] that "there is no such [[thing]] as [[false]] [[opinion]] . . . there is no such thing as [[ignorance]]" and demands of Plato to "Refute me." Plato responds "But how can I refute you, if, as you say, to tell a falsehood is impossible?" [http://en.wikipedia.org/wiki/Contradiction]</blockquote>. | + | <blockquote>Indeed, Dionysodorus [[agrees]] that "there is no such [[thing]] as [[false]] [[opinion]] . . . there is no such thing as [[ignorance]]" and demands of Plato to "Refute me." Plato responds "But how can I refute you, if, as you say, to tell a falsehood is impossible?" [https://en.wikipedia.org/wiki/Contradiction]</blockquote>. |
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| [[Category: Philosophy]] | | [[Category: Philosophy]] |