I. The Greek school philosophy, with reference to physical science. II. The physical sciences in ancient Greece. III. Greek astronomy. IV. Physical science in the middle ages. V. Formal astronomy after the stationary period. VI. Mechanics, including fluid mechanics. VII. Physical astronomy. Additions to the 3d ed
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according ages already ancient appears applied Aristotle asserted astronomers attempts bodies calculation called cause centre circle clear complete conceived concerning connected consequence considered contain course described determined direction discovered discovery distance distinct doctrine early earth effect employed equal established exact existence experiment explain facts followed force give given Greek heavens Ideas important inequality instance kind knowledge known laws light manner mathematical means measure mechanical method mind moon motion move namely nature Newton notice object observations obtained opinions orbit period phenomena philosophy physical planets position possess present principles probably problem produced progress Ptolemy published question reason reference relations remarkable respecting result rule says Sect seen speak speculations stars step successive supposed Tables theory things thought tion true truth universe various weight whole
Page 151 - Rather admire ; or if they list to try Conjecture, he his fabric of the Heavens Hath left to their disputes, perhaps to move His laughter at their quaint opinions wide. Hereafter, when they come to model Heaven And calculate the stars, how they will wield The mighty frame; how build, unbuild, contrive To save appearances; how gird the sphere With centric and eccentric' scribbled o'er, Cycle and epicycle, orb in orb...
Page 384 - DESCEND from Heaven, Urania, by that name If rightly thou art called, whose voice divine Following, above the Olympian hill I soar, Above the flight of Pegasean wing! The meaning, not the name, I call...
Page 340 - There it was that I found and visited the famous Galileo, grown old, a prisoner to the Inquisition for thinking in astronomy otherwise than the Franciscan and Dominican licensers thought.
Page 184 - Argus' eyes by Hermes' wand opprest, Closed one by one to everlasting rest; Thus at her felt approach, and secret might, Art after art goes out, and all is night. See skulking Truth to her old cavern fled, Mountains of casuistry heaped o'er her head!
Page 40 - But a just story of learning, containing the antiquities and originals of knowledges and their sects, their inventions, their traditions, their diverse administrations and managings, their flourishings, their oppositions, decays, depressions, oblivions, removes, with the causes and occasions of them, and all other events concerning learning, throughout the ages of the world, I may truly affirm to be wanting.
Page 87 - ... is at least so far just. 5. We come back again, therefore, to the question, What was the radical and fatal defect in the physical speculations of the Greek philosophical schools ? To this I answer : The defect was, that though they had in their possession Facts and Ideas, the Ideas were not distinct and appropriate to the Facts.
Page 275 - The Discovery of a New World ; or, a Discourse tending to prove that it is probable there may be another habitable World in the Moon ; with a Discourse concerning the possibility of a passage thither.
Page 72 - The bodies of which the world is composed are solids, and therefore have three dimensions ; now three is the most perfect number ; it is the first of numbers, for of one we do not speak as a number ; of two we say both ; but three is the first number of which we say all; moreover, it has a beginning, a middle, and an end.
Page 294 - I urged as a thing to be sought; that for which I joined Tycho Brahe, for which I settled in Prague, for which I have devoted the best part of my life to astronomical contemplations ; — at length I have brought to light, and have recognised its truth beyond my most sanguine expectations.