Date: 1652

"Many sparks and appearances fly from variety of objects to the understanding; The minde, that catches them all, and cherishes them, and blows them; and thus the Candle of knowledge is lighted."

— Culverwell, Nathanael (bap. 1619, d. 1651)

Date: 1674

"And as for the Bipartition of this Sensitive Soul into two principle members as it were, or active sourses; vix. the Fiery part, upon which Life depends; and the Lucid, from whence all the faculties Animal are, like so many distinct rayes of light, derived."

— Charleton, Walter (1620-1707)

Date: 1744

"I see, / I feel a grandeur in the Passions too, / Which speaks their high descent, and glorious end; / Which speaks them rays of an eternal fire."

— Young, Edward (bap. 1683, d. 1765)

Date: 1788

"Thou Christian emperor in whose generous breast / The light of pure devotion shone impress'd, / That sacred light descending from above, / An emanation of coelestial love; / With speed of light'ning spread the lambent ray, / Till realms of darkness kindled into day; / From God himself the spark ...

— Pratt, Samuel Jackson [pseud. Courtney Melmoth] (1749-1814)