Date: 1592

"Thine eye the glasse where I behold my hart, / mine eye the window, through the which thine eye / may see my hart, and there thy selfe espye / in bloudie colours how thou painted art."

— Constable, Henry (1562-1613)

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)