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1 Famous Quotes by Copernicus
2/19/1473 - 5/24/1543
Also Known As:  
Miko?aj Kopernik     Nikolaus Kopernikus     Nicoḷ Copernico
Professions:  
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About Copernicus

To know that we know what we know, and to know that we do not know what we do not know, that is true knowledge.

Knowledge Quotes, by Copernicus

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