Date: 1759

"The man who eludes our most innocent questions, who gives no satisfaction to our most inoffensive inquiries, who plainly wraps himself up in impenetrable obscurity, seems, as it were, to build a wall about his breast."

— Smith, Adam (1723-1790)

Date: 1764

Perception is "a kind of drama, wherein some things are performed behind the scenes, others are represented to the mind in different scenes, one succeeding the another"

— Reid, Thomas (1710-1796)

Date: 1782

"We now perceive every [idea], as it passes, through a small aperture separately, as in the camera obscura, and this we call time; but at the conclusion of this state we may probably exist in a manner quite different; the window may be thrown open, the whole prospect appear at one view, and all t...

— Jenyns, Soame (1704-1787)

Date: 1785

"He conjectured, that the soul is seated in a small gland in the brain, called the pineal gland: That there, as in her chamber of presence, she receives intelligence of every thing that affects the senses, by means of a subtile fluid contained in the nerves, called the animal spirits; and that sh...

— Reid, Thomas (1710-1796)