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

Mathematics is written for mathematicians..

I am aware that a philosopher's ideas are not subject to the judgment of ordinary persons, because it is his endeavour to seek the truth in all thing….

To know the mighty works of God, to comprehend His wisdom and majesty and power; to appreciate, in degree, the wonderful workings of His laws, surely….

There may be babblers, wholly ignorant of mathematics, who dare to condemn my hypothesis, upon the authority of some part of the Bible twisted to sui….

Among the authorities it is generally agreed that the Earth is at rest in the middle of the universe, and they regard it as inconceivable and even ri….

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

If there be some who, though ignorant of all mathematics . . . dare to reprove this work, because of some passage of Scripture, which they have miser….

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

Therefore, when I considered this carefully, the contempt which I had to fear because of the novelty and apparent absurdity of my view, nearly induce….

Every light has its shadow, and every shadow hath a succeeding morning..

Finally we shall place the Sun himself at the center of the Universe. All this is suggested by the system of procession of events and the harmony of ….

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

For what could be more beautiful than the heavens which contain all beautiful things..

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

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..

Moreover, since the sun remains stationary, whatever appears as a motion of the sun is really due rather to the motion of the earth..

So far as hypotheses are concerned, let no one expect anything certain from astronomy, which cannot furnish it, lest he accept as the truth ideas con….

Hence I feel no shame in asserting that this whole region engirdled by the moon, and the center of the earth, traverse this grand circle amid the res….

Those things which I am saying now may be obscure, yet they will be made clearer in their proper place..

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