Date: 1709, 1714

"We polish one another, and rub off our Corners and rough Sides by a sort of amicable Collision. To restrain this, is inevitably to bring a Rust upon Mens Understandings."

— Cooper, Anthony Ashley, third earl of Shaftesbury (1671-1713)

Date: 1710, 1714

"Thus I contend with Fancy and Opinion; and search the Mint and Foundery of Imagination. For here the Appetites and Desires are fabricated. Hence they derive their Privilege and Currency. If I can stop the Mischief here, and prevent false Coinage; I am safe."

— Cooper, Anthony Ashley, third earl of Shaftesbury (1671-1713)

Date: 1754

"The mind of man does often what princes and states have done. It gives a currency to brass and copper coined in the several philosophical and theological mints, and raises the value of gold and silver above that of their true standard."

— St John, Henry, styled first Viscount Bolingbroke (1678-1751)