Date: 1815?

There are "thoughts that dwell /Deep in the lonely bosom's inmost cell / Unnoticed, and unknown, too painful wake, / And, like a tempest, the dark spirit shake, / When, starting from our slumberous apathy, / We gaze upon the scenes of days gone by."

— Bowles, William Lisle (1762-1850)

Date: 1817

Thoughts may come round us, "as of leaves budding--fruit ripening in stillness" etc.

— Keats, John (1795-1821)

Date: 1817

"Nor should we pass the secret cell, / Where lonely Science loves to dwell, / Pleas'd, from its lamp, to cast the ray / That lights the mind's beclouded day."

— Combe, William (1742 -1823)

Date: 1817

"The thought thereof is awful, sweet, and holy, / Chacing away all worldliness and folly; / Coming sometimes like fearful claps of thunder, Or the low rumblings earth's regions under; / And sometimes like a gentle whispering / Of all the secrets of some wond'rous thing / That breathes about u...

— Keats, John (1795-1821)

Date: 1817

"Full many a dreary hour have I past, / My brain bewilder'd, and my mind o'ercast / With heaviness."

— Keats, John (1795-1821)

Date: 1818 (1819?)

"There are four seasons in the mind of man"

— Keats, John (1795-1821)

Date: 1818 (1819?)

"His soul has in its Autumn, when his wings / He furleth close."

— Keats, John (1795-1821)

Date: 1820

"Thus a number of writers possess the form, whilst they want the spirit of those whom, it is alleged, they imitate; because the former is the endowment of the age in which they live, and the latter must be the uncommunicated lightning of their own mind."

— Shelley, Percy Bysshe (1792-1822)

Date: 1820

"The cloud of mind is discharging its collected lightning, and the equilibrium between institutions and opinions is now restoring or is about to be restored."

— Shelley, Percy Bysshe (1792-1822)

Date: 1820

"Hark, sister! what a low yet dreadful groan / Quite unsuppressed is tearing up the heart / Of the good Titan, as storms tear the deep, / And beasts hear the sea moan in inland caves."

— Shelley, Percy Bysshe (1792-1822)