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: 1792

"As when in ocean sinks the orb of day, / Long on the wave reflected lustres play; / Thy tempered gleams of happiness resigned / Glance on the darkened mirror of the mind."

— Rogers, Samuel (1763-1855)

Date: 1799

"And, in the waveless mirror of his mind, / Views the fleet years of pleasure left behind, / Since Anna's empire o'er his heart began!"

— Campbell, Thomas (1777-1844)

Date: October 4, 1802

"I may not hope from outward forms to win / The passion and the life, whose fountains are within."

— Coleridge, Samuel Taylor (1772-1834)

Date: 1817, 1818

There is "One mind, the type of all, the moveless wave / Whose calm reflects all moving things that are"

— Shelley, Percy Bysshe (1792-1822)

Date: 1817, 1818

"With ever-changing notes it floats along, / Till on my passive soul there seemed to creep / A melody, like waves on wrinkled sands that leap"

— Shelley, Percy Bysshe (1792-1822)

Date: 1820

"And the beasts, and the birds, and the insects were drowned / In an ocean of dreams without a sound; / Whose waves never mark, though they ever impress / The light sand which paves it, consciousness"

— Shelley, Percy Bysshe (1792-1822)

Date: 1820

"I curse thee! let a sufferer's curse / Clasp thee, his torturer, like remorse; / Till thine Infinity shall be / A robe of envenomed agony; / And thine Omnipotence a crown of pain, / To cling like burning gold round thy dissolving brain."

— Shelley, Percy Bysshe (1792-1822)

Date: 1820

"And we breathe, and sicken not, / The atmosphere of human thought: / Be it dim, and dank, and gray, / Like a storm-extinguished day, / Travelled o'er by dying gleams; / Be it bright as all between / Cloudless skies and windless streams, / Silent, liquid, and serene; / As the birds within the win...

— Shelley, Percy Bysshe (1792-1822)