Date: 1770

"But all his serious thoughts had rest in Heaven. / As some tall cliff, that lifts its awful form, / Swells from the vale and midway leaves the storm, / Though round its breast the rolling clouds are spread, / Eternal sunshine settles on its head."

— Goldsmith, Oliver (1728?-1774)

Date: 1771, 1776

"The mind untaught / 'Is a dark waste, where fiends and tempests howl; / 'As Phebus to the world, is Science to the soul."

— Beattie, James (1735-1803)

Date: 1830

"To grasp intelligence as this night-like mine or pit in which is stored a world of infinitely many images and representations, yet without being in consciousness, is from the one point of view the universal postulate which bids us treat the notion as concrete, in the way we treat, for example, t...

— Hegel, G. W. F. (1770-1831)