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• Nevertheless, in the system of Copernicus there are found many and great inconvenience
  for both the loading of the earth with a triple motion is very incommodious, and the separation of the sun from the company of the planets, with which it has so many passions in common, is likewise a difficulty, and the introduction of so much immobility in nature, by representing the sun and stars as immoveable, especially being of all bodies the highest and most radiant, and making the moon revolve about the earth in an epicycle, and some other assumptions of his, are the speculations of one who cares not what fictions he introduces into nature, provided his calculations answer....
• Again, our observations of the stars make it evident, not only that the earth is circular, but also that it is a circle of no great size.
  For quite a small change of position to south or north causes a manifest alteration of the horizon....
• While most of those who hold that the whole heaven is finite say that the earth lies at the center, the philosophers of Italy, the so-called Pythagoreans, assert the contrary.
  They say that in the middle there is fire, and that the earth is one of the stars, and by its circular motion round the center produces night and day....
• Some think that the earth remains at rest. But Philolaus the Pythagorean believes that, like the sun and moon, it revolves around the fire in an oblique circle.
  Heraclides of Pontus and Ecphantus the Pythagorean make the earth move, not in a progressive motion, but like a wheel in rotation from west to east around its own center....
• I myself have dreamed up a structure intermediate between Dyson spheres and planets.
  Build a ring 93 million miles in radius -- one Earth orbit -- around the sun....
• The Sun is at the center of the Universe. -- Copernicu
• A community of matter appears to exist throughout the visible universe, for the stars contain many of the elements which exist in the Sun and Earth.
  It is remarkable that the elements most widely diffused through the host of stars are some of those most closely connected with the living organisms of our globe, including hydrogen, sodium, magnesium, and iron....
• A well known scientist (some say it was Bertrand Russell) once gave a public lecture on astronomy.
  He described how the earth orbits around the sun and how the sun, in turn, orbits around the center of a vast collection of stars called our galaxy....
• Innumerable as the stars of night, Or stars of morning, dewdrops which the sun Impearls on every leaf and every flower.
  -- John Milton (1608-1674) -- Paradise Lost, Book v, Line 745...