Date: 1701, 1704

"The application of our Thoughts to other Subjects is like looking upon the Rays of the Sun as it shines to us from a Wall, or upon the Image of it as it returns from a Watry Mirrour, but this is looking up directly against the Fons veri lucidus, the bright Source of Intellectual Light a...

— Norris, John (1657-1712)

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)