Date: 1783

"The human brain is a bodily substance; and sensible and permanent impressions made upon it must so far resemble those made on sand by the foot, or on wax by the seal, as to have certain shape, length, breadth, and deepness"

— Beattie, James (1735-1803)

Date: 1783

"What toil and perseverance, in cultivating the bodily powers, must it require, to qualify the tumbler for those feats of activity, with which he astonishes mankind! [... ]Were we to take equal pains in the improvement of our intellectual and moral nature, which are surely not less susceptible of...

— Beattie, James (1735-1803)

Date: 1785

"One cannot give too many or too frequent warnings against this laxity, or even mean cast of mind, which seeks its principle among empirical motives and laws; for,human reason in its weariness gladly rests on this pillow and in a dream of sweet illusions (which allow it to embrace a cloud instead...

— Kant, Immanuel (1724-1804)

Date: 1785

"To this it is owing, that, in ancient languages, the word which denotes the soul, is that which properly signifies breath or air."

— Reid, Thomas (1710-1796)

Date: 1785

"I saw in this nobleman the best dispositions and best principles; and I saw him, in my mind's eye, to be the representative of the ancient Boyds of Kilmarnock."

— Boswell, James (1740-1795)

Date: w. October 27, 1777, printed 1788

"In a man's letters, you know, Madam, his soul lies naked, his letters are only the mirror of his breast, whatever passes within him is shown undisguised in its natural process."

— Johnson, Samuel (1709-1784)

Date: 1788-89

The soul is "Like a man between sleeping and waking, her visions are turbid and confused, and the phantoms of a material night, continually glide before her drowsy eye."

— Taylor, Thomas (1758-1835)

Date: 1788-89

"But on the latter system [Plato's], the soul is the connecting medium of an intelligible and sensible nature, the bright repository of all middle forms, and the vigilant eye of all cogitative reasons"

— Taylor, Thomas (1758-1835)

Date: 1788-89

"At first, indeed, before she is excited by science, she is oppressed with lethargy, and clouded with oblivion; but in proportion as learning and enquiry stimulate her dormant powers, she wakens from the dreams of ignorance, and opens her eye to the irradiations of wisdom"

— Taylor, Thomas (1758-1835)

Date: 1788-89

"The former [Platonic philosophy] fills the soul with intelligible light, breaks her lethargic fetters, and elevates her to the principle of things; the latter [Lockean philosophy] clouds the intellectual eye of the soul, by increasing her oblivion, strengthens her corporeal bands, and hurries he...

— Taylor, Thomas (1758-1835)