Date: 1782

"I have heard it more than once observed of fortunate adventurers--they have come home enriched in purse--but wretchedly barren in intellects--the mind, my dear Jack, wants food--as well as the stomach--why then should not one wish to increase in knowledge as well as money?"

— Sancho, Charles Ignatius (1729-1780)

Date: April, 1783

"Has he been at work all night without being conscious of it. Have other spirits been making impressions on his sensorium. Are there faculties in the mind quite separate one from another, which, like the eyes of Argus, may some of them be awake while others are asleep, and is the great faculty of...

— Boswell, James (1740-1795)

Date: 1783

"The human brain is a bodily substance; and sensible and permanent impressions made upon it must so far resemble those made on sand by the foot, or on wax by the seal, as to have certain shape, length, breadth, and deepness"

— Beattie, James (1735-1803)

Date: 1785

"To this it is owing, that, in ancient languages, the word which denotes the soul, is that which properly signifies breath or air."

— Reid, Thomas (1710-1796)