Yet if anyone believes that the earth rotates, surely he will hold that its motion is natural, not violent.

Quote by Nicolaus Copernicus

Topics: Nicolaus Copernicus Quotes

Finally we shall place the Sun himself at the center of the Universe.

Finally we shall place the Sun himself at the center of the Universe.

For it is the duty of an astronomer to compose the history of the celestial...

For it is the duty of an astronomer to compose the history of the celestial...

I shall now recall to mind that the motion of the heavenly bodies is circular,...

I shall now recall to mind that the motion of the heavenly bodies is circular,...

Of all things visible, the highest is the heaven of the fixed stars.

Of all things visible, the highest is the heaven of the fixed stars.

I can easily conceive, most Holy Father, that as soon as some people learn that...

I can easily conceive, most Holy Father, that as soon as some people learn that...

We regard it as a certainty that the earth, enclosed between poles, is bounded by...

We regard it as a certainty that the earth, enclosed between poles, is bounded by...

I am aware that a philosopher's ideas are not subject to the judgment of ordinary...

I am aware that a philosopher's ideas are not subject to the judgment of ordinary...

Therefore I would not have it unknown to Your Holiness, the the only thing which...

Therefore I would not have it unknown to Your Holiness, the the only thing which...

Therefore, when I considered this carefully, the contempt which I had to fear because of...

Therefore, when I considered this carefully, the contempt which I had to fear because of...

Accordingly, since nothing prevents the earth from moving, I suggest that we should now consider...

Accordingly, since nothing prevents the earth from moving, I suggest that we should now consider...

More stars in the north are seen not to set, while in the south certain...

More stars in the north are seen not to set, while in the south certain...

For I am not so enamoured of my own opinions that I disregard what others...

For I am not so enamoured of my own opinions that I disregard what others...

Not a few other very eminent and scholarly men made the same request, urging that...

Not a few other very eminent and scholarly men made the same request, urging that...

Pouring forth its seas everywhere, then, the ocean envelops the earth and fills its deeper...

Pouring forth its seas everywhere, then, the ocean envelops the earth and fills its deeper...

At rest, however, in the middle of everything is the sun.

At rest, however, in the middle of everything is the sun.

The massive bulk of the earth does indeed shrink to insignificance in comparison with the...

The massive bulk of the earth does indeed shrink to insignificance in comparison with the...

So far as hypotheses are concerned, let no one expect anything certain from astronomy, which...

So far as hypotheses are concerned, let no one expect anything certain from astronomy, which...

Therefore, in the course of the work I have followed this plan: I describe in...

Therefore, in the course of the work I have followed this plan: I describe in...

Those things which I am saying now may be obscure, yet they will be made...

Those things which I am saying now may be obscure, yet they will be made...

First of all, we must note that the universe is spherical.

First of all, we must note that the universe is spherical.