Our young friend never scolds, but ‘blows up;’ never pays, but ‘stumps up;’ never finds it too difficult to pay, but is ‘hard up.’
— from The Gentlemen's Book of Etiquette and Manual of Politeness Being a Complete Guide for a Gentleman's Conduct in All His Relations Towards Society by Cecil B. Hartley

If the occasion be lawfull, and manifest, the Concourse is lawfull; as the usuall meeting of men at Church, or at a publique Shew, in usuall numbers: for if the numbers be extraordinarily great, the occasion is not evident; and consequently he that cannot render a particular and good account of his being amongst them, is to be judged conscious of an unlawfull, and tumultuous designe.
— from Leviathan by Thomas Hobbes

Let us not follow it too far.
— from On Heroes, Hero-Worship, and the Heroic in History by Thomas Carlyle

We see analogous cases under nature, for instance, the tuft of hair on the breast of the turkey-cock, which can hardly be either useful or ornamental to this bird;—indeed, had the tuft appeared under domestication, it would have been called a monstrosity.
— from On the Origin of Species By Means of Natural Selection Or, the Preservation of Favoured Races in the Struggle for Life by Charles Darwin

And in particular, let us not forget India, that sacred soil, that cradle of the human race, at any rate of the race to which we belong, where first Mohammedans, and later Christians, were most cruelly infuriated against the followers of the original belief of mankind; and the eternally lamentable, wanton, and cruel destruction and disfigurement of the most ancient temples and images, still show traces of the monotheistic rage of the Mohammedans, as it was carried on from Marmud the Ghaznevid of accursed memory, down to Aureng Zeb, the fratricide, whom later the Portuguese Christians faithfully tried to imitate by destroying the temples and the auto da fé of the inquisition at Goa.
— from Essays of Schopenhauer by Arthur Schopenhauer

But take courage, my brave companions; and let us not faint in the hour of adversity.
— from The Boy Crusaders: A Story of the Days of Louis IX. by John G. (John George) Edgar

If the conclusions that we reach run counter to our prejudices, let us not flinch; if they challenge institutions that have long been deemed wise and natural, let us not turn back.
— from Progress and Poverty, Volumes I and II An Inquiry into the Cause of Industrial Depressions and of Increase of Want with Increase of Wealth by Henry George

Let us not follow in the footsteps of this man Lot.
— from Bible Characters by Dwight Lyman Moody

Let us not forget in these closing pages to speak of the Polish ladies.
— from Due North; or, Glimpses of Scandinavia and Russia by Maturin Murray Ballou

For us Northerns, for instance, the vast number of exotic plants, which were for the most part in full bloom, were objects of great interest.
— from Louis Spohr's Autobiography Translated from the German by Louis Spohr

I see so many alterations for the worse, and so much urgent need for improvement, that I am certain I must remain in England for several years, if not for life.
— from In Silk Attire: A Novel by William Black

But if we return to that Raphaelism to which he was so unjust, let us not fall into the old error of intelligent reactionaries, that of ignoring our own debt to revolutions.
— from Varied Types by G. K. (Gilbert Keith) Chesterton