Date: 1714

"Have you examin'd / Into your inmost Heart, and try'd at leisure / The several secret Springs that move the Passions? / Has Mercy fix'd her Empire there so sure, / That Wrath and Vengeance never may return?"

— Rowe, Nicholas (1674-1718)

Date: 1723

"Can'st say what diff'rent Turns the Spirits take, / When they of diff'rent Kinds Impressions make; / What vital Springs those Spirits in their Flight / Strike to cause Torment, what to give Delight."

— Blackmore, Sir Richard (1654-1729)

Date: September 10, 1726

"First then I lay down, as an undeniable Truth, that we have in common with other Animals a certain Machine of a curious and exquisite Workmanship, the principal Springs whereof are Imagination and Memory."

— Arbuckle, James (d. 1742)

Date: September 10, 1726

"To explain this, we must consider that the first Image which an outward Object imprints on our Brain is very slight; it resembles a thin Vapour which dwindles into nothing, without leaving the least track after it. But if the same Object successively offers itself several times, the Image it occ...

— Arbuckle, James (d. 1742)

Date: September 17, 1726

"I have now, Sir, laid open to you the Faculties of the Mind, and shewn that those of most Men consist but in a mechanical Operation, as well as those of other Animals."

— Arbuckle, James (d. 1742)

Date: 1759

"The wheels of the watch are all admirably adjusted to the end for which it was made, the pointing of the hour. All their various motions conspire in the nicest manner to produce this effect. If they were endowed with a desire and intention to produce it, they could not do it better. Yet we never...

— Smith, Adam (1723-1790)

Date: 1759

"The first turn of mind has at least all the beauty which can belong to the most perfect machine that was ever invented for promoting the most agreeable purpose: and the second all the deformity of the most aukward and clumsy contrivance."

— Smith, Adam (1723-1790)

Date: 1759

"He might perceive a beauty of this kind in prudence, temperance and good conduct, and a deformity in the opposite behaviour: He might view his own temper and character with that sort of satisfaction with which we consider a well contrived machine, in the one case; or with that sort of distaste a...

— Smith, Adam (1723-1790)

Date: 1759

"He might view his own temper and character with that sort of satisfaction with which we consider a well-contrived machine, in the one case; or with that sort of distaste and dissatisfaction with which we regard a very awkward and clumsy contrivance, in the other."

— Smith, Adam (1723-1790)

Date: 1760-7

"That had said glass been there set up, nothing more would have been wanting, in order to have taken a man's character, but to have taken a chair and gone softly, as you would to a dioptrical bee-hive, and look'd in,--view'd the soul stark naked;--observ'd all her motions,--her machinations;--tra...

— Sterne, Laurence (1713-1768)