Date: 1761, 1790

"Such then is God, a spirit pure refin'd / From all material dross, and such the human mind."

— Jenyns, Soame (1704-1787); Browne, Isaac Hawkins (1706-1760)

Date: w. 1755, 1777

"She [Nature] employs it [spiritual substance] as a kind of paste or clay; modifies it into a variety of forms and existences; dissolves after a time each modification, and from its substance erects a new form."

— Hume, David (1711-1776)

Date: w. 1755, 1777

"And does any thing steel the breast of judges and juries against the sentiments of humanity but reflections on necessity and public interest?"

— Hume, David (1711-1776)

Date: 1778

"Education, and good company are necesary to polish the mind----but can any education, or any company, convey a fine understanding, where it has not been given by nature?"

— Caulfield (fl. 1778)