Sometimes I could not prevail on myself to enter my laboratory for several days; and at other times I toiled day and night in order to complete my work.
— from Frankenstein; Or, The Modern Prometheus by Mary Wollstonecraft Shelley

The walls, which are full of chinks and crannies, are of that immense thickness which proves that our ancestors built for their remote descendants, and not in our modern fashion; for we are beginning to build in the English style, that is, barely for one generation.
— from The Memoirs of Jacques Casanova de Seingalt, 1725-1798. Complete by Giacomo Casanova

We believe that all men are mortal because we know that there are innumerable instances of men dying, and no instances of their living beyond a certain age.
— from The Problems of Philosophy by Bertrand Russell

" When he had said this, both of them, resting on their knees (for the approach of death had drained their strength), made a desperate effort to fight Ole hand to hand, in order that, before they perished, they might slay their enemy also; counting death as nothing if only they might envelope their slayer in a common fall.
— from The Danish History, Books I-IX by Grammaticus Saxo

Then reflect; has the ear or voice need of any third or D additional nature in order that the one may be able to hear and the other to be heard?
— from The Republic of Plato by Plato

Sometimes I could not prevail on myself to enter my laboratory for several days, and at other times I toiled day and night in order to complete my work.
— from Frankenstein; Or, The Modern Prometheus by Mary Wollstonecraft Shelley

The German Mills and Distillery are now in operation.
— from Toronto of Old Collections and recollections illustrative of the early settlement and social life of the capital of Ontario by Henry Scadding

And nothing being a measure of duration but duration, as nothing is of extension but extension, we cannot keep by us any standing, unvarying measure of duration, which consists in a constant fleeting succession, as we can of certain lengths of extension, as inches, feet, yards, &c., marked out in permanent parcels of matter.
— from An Essay Concerning Humane Understanding, Volume 1 MDCXC, Based on the 2nd Edition, Books 1 and 2 by John Locke

Life, however, is not stable; it is fluid, in a continuous state of flux, so, while the development of structure to meet certain demands of adaptation is highly desirable and necessary, it of necessity has limits which must sooner or later be reached in every instance.
— from Introduction to the Science of Sociology by E. W. (Ernest Watson) Burgess

Thus in some districts of Borneo, when a Dyak is out head-hunting, his wife or, if he is unmarried, his sister must wear a sword day and night in order that he may always be thinking of his weapons; and she may not sleep during the day nor go to bed before two in the morning, lest her husband or brother should thereby be surprised in his sleep by an enemy.
— from The Golden Bough: A Study of Magic and Religion by James George Frazer

I rode about all over the county from north to west, restoring churches and designing schools, and was accounted the busiest man alive; and my horse, my dog, and myself, the "three leanest things in creation," we were to be seen flying along the roads, day and night, in one part or another.
— from From Death into Life or, Twenty Years of my Ministry by W. (William) Haslam

The Correspondence columns of Nature , while forming a medium of Scientific discussion and of intercommunication among the most distinguished men of Science, have become the recognized organ for announcing new discoveries and new illustrations of Scientific principles among observers of Nature all the world over—from Japan to San Francisco, from New Zealand to Iceland.
— from The Scientific Evidences of Organic Evolution by George John Romanes

"Curses not loud but deep" come to our ears each day about the Commissioner's work of recording, and many say he is now deep in dissipation at Nome, instead of attending here to his business as he should.
— from A Woman who went to Alaska by May Kellogg Sullivan

At certain times, however, Montalluyah, both by day and night, is overspread with thick darkness.
— from Another World: Fragments from the Star City of Montalluyah by Benjamin Lumley

In North America lived a certain Gilbert Tennent; he had met Zinzendorf at New Brunswick; he had read his Berlin discourses; and now, in order to show the public what a dangerous teacher Zinzendorf was, he published a book, entitled, "Some Account of the Principles of the Moravians."
— from A History of the Moravian Church by J. E. (Joseph Edmund) Hutton

DOLLY AND NABBY INVITED OUT.
— from Poganuc People: Their Loves and Lives by Harriet Beecher Stowe

It still bears Dürer’s inscription: “Raphael of Urbino, who is so highly esteemed by the Pope, has drawn this study from the nude, and has sent it to Albert Dürer at Nuremberg, in order to show him his hand.”
— from Dürer Artist-Biographies by M. F. (Moses Foster) Sweetser

I was about to enter the labyrinth of that false philosophy which hardens the heart, and every remnant of tender feeling was attacked with such ridicule by my new advisers, who set their faces against sentiment of whatever kind, that, under their tuition, I quickly learned to despise all natural impulses of the human breast.
— from Tales of My Time, Vol. 2 (of 3) Who Is She? [concluded]; The Young Reformers by William Pitt Scargill