Date: 1781

"Ideas of sense are but the first elements of thought: and the produce raised from these elements by the operation of the mind upon them is as far superiour to the elements themselves in variety, copiousness and use, as books are to the characters of which they are composed."

— Rotheram, John (1725–1789)

Date: 1789

"I conceive that a newly created spiritual substance would be a perfect tabula rasa, without a single idea till it was supplied by its own experience and reflection; nor can I understand how matter, mere matter, unconnected with a really active substance, could begin to perceive or ...

— Holmes, Edward (1737/8-1799)