Date: 1692

"We Truth by a Refracted ray / View, like the Sun at Ebb of day: / Whom the gross, treacherous Atmosphere / Makes where it is not, to appear."

— Norris, John (1657-1712)

Date: w. 1740, 1748

"Thirsting for Knowledge, but to know the right, / Thro' judgment's optick guide th' illusive sight, / To let in rays on Reason's darkling cell, / And Prejudice's lagging mists dispel."

— Walpole, Horatio [Horace], fourth earl of Orford (1717-1797)

Date: 1822

"Thrice has a gloomy vision hunted me / As thus from sleep into the troubled day; / It shakes me as the tempest shakes the sea, / Leaving no figure upon memory's glass"

— Shelley, Percy Bysshe (1792-1822)