Date: 1690, 1694, 1695, 1700, 1706

Internal and external sensation, "These alone, as far as I can discover, are the windows by which light is let into this dark room: For methinks the understanding is not much unlike a closet wholly shut from light, with only some little openings left, to let in external visible resemblances, or i...

— Locke, John (1632-1704)

Date: 1690, 1694, 1695, 1700, 1706

"And if these Organs, or the Nerves which are the Conduits, to convey them from without to their Audience in the Brain, the mind's Presence-room (as I may so call it) are any of them so disordered, as not to perform their Functions, they have no Postern to be admitted by; no other way to bring th...

— Locke, John (1632-1704)

Date: 1690, 1694, 1695, 1700, 1706

"Would the pictures coming into such a dark room but stay there, and lie so orderly as to be found upon occasion, it would very much resemble the understanding of a man, in reference to all objects of sight, and the ideas of them"

— Locke, John (1632-1704)

Date: 1691

"First, for Use; So we see the Senses of such eminent Use for our well-being, situate in the Head, as Sentinels in a Watch-Tower, to receive and conveigh to the Soul the impressions of external Objects"

— Ray [formerly Wray], John (1627–1705)

Date: 1691

"The Brain, which is the principle of all Sense and Motion, the Fountain of the Animal Spirits, the Chief Seat and Palace Royal of the Soul; upon whose security depends whatever Privilege belongs to us as Sensitive or Rational Creatures."

— Ray [formerly Wray], John (1627–1705)

Date: 1691

"As the Eyes are the Windows to let in the Species of all exterior Objects into the dark Cels of the Brain, for the information of the Soul; so are they flaming Torches to reveal to those abroad how the Soul within is moved or affected."

— Ray [formerly Wray], John (1627–1705)

Date: 1691

"Thirdly, Let us hence duly learn to prize and value our Souls; is the Body such a rare Piece, what this is the Soul? the Body is but the Husk or Shell, the Soul is the Kernel; the Body is but the Cask, the Soul the precious Liquor contained in it; the Body is but the Cabinet; the Soul the Jewel;...

— Ray [formerly Wray], John (1627–1705)

Date: 1692

"For where Diligence opens the Door of the Understanding, and Impartiality keeps it, Truth is sure to find both an Entrance and a Welcome too."

— South, Robert (1634-1716)

Date: 1698

"Nay, such Gentlemen would be much offended their Houses should not be clean Swept, and Garnish'd; yet, they are not, in the least, concern'd, that Cobwebs should hang in the Windows of their Intellect, and Dusty Ignorance dim and blear the Sight of the Noble Inhabitant."

— Sergeant, John (1622-1707)

Date: 1698

"Your Bulwarks, Entrenchments and Redoubts lay so cunningly hid in your Way of Ideas, that they were altogether Invisible; so that the most quick-sighted Engineer living could not discern them, or take any sure Aim at them: Much less such a Dull Eye as mine; who, tho' I bend my Sight as strongly ...

— Sergeant, John (1622-1707)