Date: 1818, 1859

"Now this is by no means possible, for as soon as we turn into ourselves to make the attempt, and seek for once to know ourselves fully by means of introspective reflection, we are lost in a bottomless void; we find ourselves like the hollow glass globe, from out of which a voice speaks whose cau...

— Schopenhauer, Arthur (1788-1860)

Date: January, 1833

"Descriptive poetry consists, no doubt, in description, but in description of things as they appear, not as they are; and it paints them, not in their bare and natural lineaments, but seen through the medium and arrayed in the colors of the imagination set in action by the feelings."

— Mill, John Stuart (1806–1873)

Date: 1877

"Observing, then, that the emporium or brain itself reflects the entire product of all the senses by an impressible power, which, as by a looking-glass, exactly duplicated the external recognizers, or sense apparatus or limbs, it was inferred that that principle of duplication must be the true an...

— Battye, Richard Fawcett