Date: 1734

"How shall the Wheel of the Imagination that's continually in motion, be either stop'd or regulated?"

— Forbes of Pitsligo, Alexander Forbes, Lord (1678-1762)

Date: January 1739

"A trivial good may, from certain circumstances, produce a desire superior to what arises from the greatest and most valuable enjoyment; nor is there any thing more extraordinary in this, than in mechanics to see one pound weight raise up a hundred by the advantage of its situation."

— Hume, David (1711-1776)

Date: 1741

"But to make use of the allusion of a celebrated French author, the judgment may be compared to a clock or watch, where the most ordinary machine is sufficient to tell the hours; but the most elaborate alone can point out the minutes and seconds, and distinguish the smallest differences of time."

— Hume, David (1711-1776)

Date: 1742

"Like many subordinate artists, employed to form the several wheels and springs of a machine: Such are those who excel in all the particular arts of life."

— Hume, David (1711-1776)