Author: Nicolaus Copernicus

Quotes

In so many and such important ways, then, do the planets bear witness to the earth's mobility.

In so many and such important ways, then, do the planets bear witness to the earth's mobility.

- Nicolaus Copernicus

For it is the duty of an astronomer to compose the history of the celestial motions through careful and expert study.

For it is the duty of an astronomer to compose the history of the celestial motions through careful and expert study.

- 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.

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

The earth together with its surrounding waters must in fact have such a shape as its shadow reveals, for it eclipses the moon with the arc of a perfect circle.

The earth together with its surrounding waters must in fact have such a shape as its shadow reveals, for it eclipses the moon with the arc of a perfect circle.

- Nicolaus Copernicus

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