Date: 1820

"Obscurely through my brain, like shadows dim, / Sweep awful thoughts, rapid and thick."

— Shelley, Percy Bysshe (1792-1822)

Date: 1820

"Pity the self-despising slaves of Heaven, / Not me, within whose mind sits peace serene, / As light in the sun, throned."

— Shelley, Percy Bysshe (1792-1822)

Date: 1820

"Ah woe! / Ah woe! Alas! pain, pain ever, for ever! / I close my tearless eyes, but see more clear / Thy works within my woe-illumèd mind, / Thou subtle tyrant!"

— 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)

Date: 1908

"His mind is like a sunbeam which has fallen into a globe of crystal and clear water, and all the colors are there in it, except one, which is constancy."

— Gregorio Martinez Sierra (1881-1947)