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

"Whatsoever, saith he, old Time with his huge Drag-Net, has convey'd down to us along the Stream of Ages, whether it be Shells or Shell-Fish, Jewels or Pebbles, Sticks or Straws, Sea-Weeds or Mud, these are the Ancients, these are the Fathers. The Case is much the same with the memorial Possessio...

— Watts, Isaac (1674-1748)

Date: 1748, 1749

"Hurried with incessant rapidity by the vortex of blood and animal spirits, one undulation makes an impression, which is immediately effaced by another; the soul pursues it, but often in vain: she must wait to bewail the loss of what she did not quickly lay hold of; and thus it is that the imagin...

— Julien Offray de La Mettrie (1709-1751)

Date: 1748, 1749

"Such is the chaos, such the rapid and continual succession of our ideas; they drive one another successively, as one wave impels another; so that it the imagination does not employ a part of its muscles, poised as it were in an equilibrium upon the strings of the brain, so as to sustain itself s...

— Julien Offray de La Mettrie (1709-1751)

Date: Saturday, July 28, 1750

"Thus in time want is enlarged without bounds; an eagerness for increase of possessions deluges the soul, and we sink into the gulphs of insatiability, only because we do not sufficiently consider, that all real need is very soon supplied, and all real danger of its invasion easily precluded."

— Johnson, Samuel (1709-1784)

Date: Saturday, November 17, 1750

"[F]or most minds are the slaves of external circumstances, and conform to any hand that undertakes to mould them, roll down any torrent of custom in which they happen to be caught, or bend to any importunity that bears hard against them."

— Johnson, Samuel (1709-1784)

Date: Saturday, April 14, 1750

"This inquiry seems to have been neglected for want of remembering, that all action has its origin in the mind, and that therefore to suffer the thoughts to be vitiated, is to poison the fountains of morality."

— Johnson, Samuel (1709-1784)

Date: 1751

"If the brain, or some part of it, were not in a manner the fountain of sensation and motion, and more peculiarly the seat of the mind than the other bowels or members of the body; why should a slight inflammation of its membranes cause madness, or a small compression of it produce a palsy or apo...

— Whytt, Robert (1714-1766)

Date: Tuesday, January 22, 1751

"It is, perhaps, not impossible to promote the cure of this mental malady, by close application to some new study, which may pour in fresh ideas, and keep curiosity in perpetual motion."

— Johnson, Samuel (1709-1784)