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according advance ages already ancient appears applied Arabians Aristotle asserted astronomers attempt authority bodies called causes centre century character circle clear conceived concerning considered Copernicus described discovery distance distinct doctrine early earth eccentric effect epicycles established existence facts fall follow force Galileo give Greek heavens Hipparchus hypothesis ideas important inequality instance Italy Kepler kind knowledge later leading light look manner means mechanical middle minds moon motion move mystical nature notice object observations obvious opinion orbit period philosophy physical planets position possess practical principles probably produced progress Ptolemy question reason reference relations remarkable respect rule says Sect seen speak speculations sphere stars step supposed tables theory things thought tion trace true truth universe various views weight whole writers
Page 178 - 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 xxxiv - 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 234 - Heav'n before, Shrinks to her second cause, and is no more. Physic of Metaphysic begs defence, And Metaphysic calls for aid on Sense! See Mystery to Mathematics fly! In vain! they gaze, turn giddy, rave, and die, Religion blushing veils her sacred fires, And unawares Morality expires.
Page 234 - Before her, fancy's gilded clouds decay, And all its varying rainbows die away. Wit shoots in vain its momentary fires, The meteor drops, and in a flash expires. As one by one, at dread Medea's strain, The sick'ning stars fade off th' ethereal plain; As Argus
Page 36 - Pythagoreans, from the contrasts which number suggests, collected ten principles, — Limited and Unlimited, Odd and Even, One and Many, Right and Left, Male and Female, Rest and Motion, Straight and Curved, Light and Darkness, Good and Evil, Square and Oblong. We shall see hereafter, that Aristotle himself deduced the doctrine of four elements, and other dogmas, by oppositions of the same kind.
Page 253 - It is not through ignorance of the things admired by them, but through contempt of their useless labour, that we think little of these matters, turning our souls to the exercise of better things.
Page 410 - And in like manner, when a ray of light falls upon the surface of any pellucid body, and is there refracted or reflected, may not waves of vibrations, or tremors, be thereby excited in the refracting or reflecting medium at the point of incidence...
Page 511 - This index of refraction is still more materially affected when a body passes from the solid to the liquid, or from the liquid to the gaseous condition...
Page 40 - Aristotle, in a passage already cited, "decides that there is no void on such arguments as this : in a void there could be no difference of up and down; for as in nothing there are no differences, so there are none in a privation or negation; but a void is merely a privation or negation...