Date: 1748, 1749

"I always use the word imagine, because I am of the opinion that everything is imagined, and that all the parts of the soul may be justly reduced to the imagination only, which forms them all; and thus the judgment, reason, and memory are not absolute faculties of the soul, but real modifications...

— Julien Offray de La Mettrie (1709-1751)

Date: 1750

"A mind in wisdom old, in lenience young, / From fervent truth where every virtue sprung; / Where all was real, modest, plain, sincere; / Worth above show, and goodness unsevere: / View'd round and round, as lucid diamonds throw / Still as you turn them a revolving glow, / So did his mind reflect...

— Thomson, James (1700-1748)

Date: 1759

"A Genius implies the rays of the mind concenter'd, and determined to some particular point; when they are scatter'd widely, they act feebly, and strike not with sufficient force, to fire, or dissolve, the heart."

— Young, Edward (bap. 1683, d. 1765)

Date: 1760-7

Ideas "follow and succeed one another in our minds at certain distances, just like the images in the inside of a lanthorn turned round by the heat of a candle."

— Sterne, Laurence (1713-1768)

Date: 1761, 1765

"A taste, improv'd by Education, finds / Pleasures where none appear to ruder minds; / Scenes, where the croud but few attractions see, / Affect it in an exquisite degree: / As telescopes, the finer ground, convey / More striking beauties by the visual ray; / Or magnets, as prepar'd the mor...

— Stevenson, William (1730-1783)

Date: w. 1739, 1762

Melancholy's "transient Forms like Shadows pass, / Frail Offspring of the magic Glass, / Before the mental Eye."

— Carter, Elizabeth (1717-1806)

Date: September, 1770

"This double feeling is of various kinds and various degrees; some minds receiving a colour from the objects around them, like the effects of the sun beams playing thro' a prism; and others, like the cameleon, having no colours of their own, take just the colours of what chances to be nearest them."

— Boswell, James (1740-1795)

Date: 1772-1781

What availed the songs of a "mighty mind, / With inward light irradiate, mirror-like / Receiv'd, and to mankind with ray reflex / The sov'reign Planter's primal work display'd?"

— Mason, William (1725-1797)

Date: 1774, rev. 1787, 1779 in English

"What is the whole world to our hearts without love? It is the optic machine of the Savoyards without light." [More literal translation: "Wilhelm, what would the world mean to our hearts without love! What is a magic lantern without its lamp!"]

— Goethe, Johann Wolfgang (1749-1832)

Date: 1774

"A learned parson, rusting in his cell, at Oxford or Cambridge, will reason admirably well upon the nature of man; will profoundly analyze the head, the heart, the reason, the will, the passions, the senses, the sentiments, and all those subdivisions of we know not what; and yet, unfortunately, h...

— Stanhope, Philip Dormer, fourth earl of Chesterfield (1694-1773)