To know that we know what we know, and to know that we do no... - Niccolò Copernicus

This quote is attributed to Niccolò Copernicus.

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

Niccolò Copernicus Knowledge

Astronomer Mathematician Cleric Polish 1473–1543

More from Niccolò Copernicus

"Astronomy is not impious. To know the works of nature is to know the wisdom of God."

"I am not so enamored with my own opinions that I disregard what others have thought."

"The universe is a sphere whose center is everywhere and whose circumference is nowhere."

"To know thyself is the beginning of wisdom."

"We're not just after treasure. We're preserving history."

"The mind is humanity's greatest tool."

"A tidy room reflects a tidy mind."

"You can learn a lot about a person by how they keep their space."