Proceedings of the American Association for the Advancement of Science |
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Popular passages
Page 355 - Westward the course of empire takes its way; The four first acts already past, A fifth shall close the drama with the day : Time's noblest offspring is the last.
Page 90 - How this metamorphosis takes place — how a <force existing as motion, heat, or light, can become a mode of consciousness — how it is possible for aerial vibrations to generate the sensation we call sound, or for the forces liberated by chemical changes in the brain to give rise to emotion — these are mysteries which it is impossible to fathom. But they are not profounder mysteries than the transformations of the physical forces into each other.
Page 42 - O iron nerve to true occasion true, O fall'n at length that tower of strength Which stood four-square to all the winds that blew!
Page xi - Association are, by periodical and migratory meetings, to promote intercourse between those who are cultivating science In different parts of America, to give a stronger and more general impulse and more systematic direction to scientific research, and to procure for the labors of scientific men increased facilities and a wider usefulness.
Page 13 - When the war-drum throbs no longer, And the battle-flags are furled In the parliament of man, The federation of the world.
Page 90 - That no idea or feeling arises, save as a result of some physical force expended in producing it, is fast becoming a common-place of science...
Page 90 - Various classes of facts thus unite to prove that the law of metamorphosis, which holds among the physical forces, holds equally between them and the mental forces. Those modes of the Unknowable which we call motion, heat, light, chemical affinity, &c., are alike transformable into each other, and into those modes of the Unknowable which we distinguish as sensation, emotion, thought : these, in their turns, being directly or indirectly re-transformable into the original shapes.
Page 309 - With a painful feeling of the impossibility of overcoming the obstacles which nature opposed to us, our last hope vanished of discovering the land, which we yet believed to exist.
Page 51 - May. Comparison of curves showing the hourly changes of magnetic declination at Philadelphia, Toronto, and Hobarton from April to August, and from October to February, and for March and September. Proc. Amer. Assoc., Cincinnati, 1851, p.
Page 362 - Association be presented to the editors of this city for the fnll reports of its proceedings published in their columns. Resolved, That the thanks of the Association be presented to the Academy of Sciences, the Historical Society, the Young Men's Library Association, the Board of Trade, and to all other bodies, scientific, literary or commercial, who have freely opened to our use their rooms and collections, for the many courtesies which have contributed so much to the success of the meeting and...