Date: 1790, 1794, 1795, 1818, 1827

"The cistern contains: the fountain overflows / One thought, fills immensity."

— Blake, William (1757-1827)

Date: 1790, 1794, 1795, 1818, 1827

"The man who never alters his opinion is like standing water, & breeds reptiles of the mind."

— Blake, William (1757-1827)

Date: December 1790

"These lively conjectures are the breezes that preserve the still lake from stagnating"

— Wollstonecraft, Mary (1759-1797)

Date: February 1792

"It appears as if the tide of mental faculties flowed as far as it could in certain channels, and then forsook its course, and arose in others. How irrational then is the hereditary system, which establishes channels of power, in company with which wisdom refuses to flow!"

— Paine, Thomas (1737-1809)

Date: 1793

"The most palpable of all classes of knowledge is that I am, personally considered, but an atom in the ocean of mind."

— Godwin, William (1756-1836)

Date: 1794

"As those which contribute to circulate the blood, and to perform the various secretions; as well as the associate tribes and trains of ideas, which contribute to furnish the perpetual streams of our dreaming imaginations."

— Darwin, Erasmus (1731-1802)

Date: 1810, 1820

"Though slow to entertain thoughts of love, as soon as he perceives the partiality of his ward, it enters his breast like a torrent when the flood-gates are opened."

— Barbauld, Anna Letitia [née Aikin] (1743-1825)

Date: 1817

"The wise Stagyrite speaks of no successive particles propagating motion like billiard balls (as Hobbs;) nor of nervous or animal spirits, where inanimate and irrational solids are thawed down, and distilled, or filtrated by ascension, into living and intelligent fluids, that etch and re-etch eng...

— Coleridge, Samuel Taylor (1772-1834)

Date: w. 1821, 1840

"It is as it were the interpretation of a diviner nature through our own; but its footsteps are like those of a wind over the sea, which the coming calm erases, and whose traces remain only as on the wrinkled sand which paves it."

— Shelley, Percy Bysshe (1792-1822)