Date: January 1739

"The vividness of the first conception diffuses itself along the relations, and is convey'd, as by so many pipes or canals, to every idea that has any communication with the primary one."

— Hume, David (1711-1776)

Date: January 1739

"The attention is on the stretch; the posture of the mind is uneasy; and the spirits being diverted from their natural course, are not governed in their movements by the same laws, at least not to the same degree, as when they flow in their usual channel."

— Hume, David (1711-1776)

Date: 1741

"There are are some Persons who complain they cannot remember divine or human Discourses which they hear, when in Truth their Thoughts are wandering half the Time, or they hear with such coldness and Indifferency and a trifling Temper of Spirit, that it is no wonder the Things which are read or s...

— Watts, Isaac (1674-1748)