Date: 1600

A "good heart, Kate, is the sun and the moon -- or rather the sun and not the moon, for it shines bright and never changes, but keeps his course truly."

— Shakespeare, William (1564-1616)

Date: c. 1603

"But do you suppose, when all the approaches and entrances to men's minds are beset and blocked by the most obscure idols -- idols deeply implanted and, as it were, burned in -- that any clean and polished surface remains in the mirror of the mind on which the genuine natural light of things can ...

— Bacon, Sir Francis, Lord Verulam (1561-1626)