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.— Nicolaus 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.
Vandalism level 4: Low to moderate level of vandalism
2.57 RPM according to EnterpriseyBot 04:10, 27 November 2024 (UTC)