Date: 1724

"The sudden Gusts of these Passions being thus accounted for, when they become extreme they drive about the Blood with such a Hurricane, that Nature is overset, like a Mill by a Flood: So that what drove it only quicker round before, now intirely stops it, and renders the Countenance pale and gha...

— Cheyne, George (1671-1743)

Date: 1733

"I have formerly suggested, that the best Similitude I can form of the Nature and Actions of this Principle upon the Organs of its Machin, is that of a skillful Musician playing on a well-tun'd Instrument."

— Cheyne, George (1671-1743)

Date: 1733

"The most difficult Problem in all the Animal OEconomy, is, to give any tolerable Account of Muscular Action or Animal Motion. The Similitude of a Machin put into Action and Motion by the Force of Water convey'd in Pipes, was the readiest Resemblance the Lazy could find to explain Muscular Motion...

— Cheyne, George (1671-1743)