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: 1759

"If not with Prejudice, and Passion blind, / In Reason's Glass, you will your Error find. / Search the Recesses of the human Soul, / Mark there, what secret Springs her Acts controul."

— Marriott, Thomas (d. 1766)

Date: 1760-7

"[I]n the planet Mercury (belike) it may be so, if not better still for [the biographer];--for there the intense heat of the country, which is proved by computators, from its vicinity to the sun, to be more than equal to that of red hot iron,--must, I think, long ago have vitrified the bodies of ...

— Sterne, Laurence (1713-1768)

Date: 1767, 1784

"The curious structure of these visual orbs, / The windows of the mind; substance how clear, / Aqueous, or crystalline! through which the soul, / As thro' a glass, all outward things surveys."

— Jago, Richard (1715-1781)

Date: March, 1778

"An antient philosopher indeed, full of real or pretended honesty, declared it to be his wish that there were a window in his breast that every body might see the integrity and purity of his thoughts. It would be truly be very pretty and amusing if our bodies were transparent, so that we could se...

— Boswell, James (1740-1795)

Date: April, 1778

"How then can we represent, by a sensible image, the mind as a theatre to its own actings? Let us conceive a spacious saloon, in which our thoughts and passions exert themselves, and let its walls be encrusted with mirrour, for the purpose of reflection, in the same manner that rooms in voluptuou...

— Boswell, James (1740-1795)

Date: 1782

"We now perceive every [idea], as it passes, through a small aperture separately, as in the camera obscura, and this we call time; but at the conclusion of this state we may probably exist in a manner quite different; the window may be thrown open, the whole prospect appear at one view, and all t...

— Jenyns, Soame (1704-1787)