Date: 1800

Thoughts may be kept in "perpetual motion"

— Brown, Charles Brockden (1771-1810)

Date: 1800

"A sort of electrical sympathy pervaded my companion, and terror and anguish were strongly manifested in the glances which she sometimes stole at me."

— Brown, Charles Brockden (1771-1810)

Date: 1817

Mackintosh, following Hobbes and Hartley, analogizes mind and matter: "the law of association being that to the mind, which gravitation is to matter. "

— Coleridge, Samuel Taylor (1772-1834)

Date: 1817

"Let us cross-examine Hartley's scheme under the guidance of this distinction; and we shall discover, that contemporaneity, (Leibnitz's Lex Continui) is the limit and condition of the laws of mind, itself being rather a law of matter, at least of phaenomena considered as material. At the utmost, ...

— Coleridge, Samuel Taylor (1772-1834)