Do not infer contradiction from a negative word alone. Do not confuse 'not everyone' with 'no one.' Do not confuse capacity with actual performance. Do not switch between individuals, times, places, parts, or relations without noticing. The opposing statements must refer to precisely the same assertion in the same respect.
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Common pitfalls
Contradiction and the Eight Conditions
Do not infer contradiction from a negative word alone. Do not confuse 'not everyone' with 'no one.' Do not confuse capacity with actual performance. Do not switch between individuals, times, places, parts, or relations without noticing. The opposing statements must refer to precisely the same assertion in the same respect.