Date: 1667; 2nd ed. in 1674

"Then feed on thoughts, that voluntary move / Harmonious numbers; as the wakeful bird / Sings darkling, and in shadiest covert hid / Tunes her nocturnal note."

— Milton, John (1608-1674)

Date: 1712

"How is the Image to the Sense convey'd? / On the tun'd Organ how the Impulse made? / How, and by which more noble Part the Brain / Perceives th'Idea, can their Schools explain? / 'Tis clear, in that Superior Seat alone / The Judge of Objects has her secret Throne."

— Blackmore, Sir Richard (1654-1729)

Date: 1748, 1749

"As the string of a violin or harpsichord trembles and vibrates, so the fibres or strings of the brain struck by the undulating rays of sound, are excited to return or repeat the words that touched them."

— Julien Offray de La Mettrie (1709-1751)

Date: 1761

"Wake my Harp! to melting Measures, / Pour thy softest, sweetest Treasures, / Such as lift the Thoughts on high; / 'Till the rapt Soul, Earth forsaking, / Heaven-ward it's Flight is taking, / On the Wings of Harmony."

— Bickerstaff, Isaac (b. 1733, d. after 1808)

Date: 1783

"It changes the key in a moment; relaxes and brings down the mind; and shews us a writer perfectly at his ease, while he is personating some other, who is supposed to be under the torment of agitation."

— Blair, Hugh (1718-1800)

Date: 1784

"Thy piercing thought / Unaided saw each movement of the mind, / As skilful artists view the small machine, / The secret springs and nice dependencies, / And to thy mimic scenes, by fancy wrought / To such a wond'rous shape, th'impassion'd breast / In floods of grief, or peals of laughter bow'd, ...

— Jago, Richard (1715-1781)