Date: 1708, 1714

"For besides that our Reason, which knows the Cheat, will never rest thorowly satisfy'd on such a Bottom, but turn us often a-drift, and toss us in a Sea of Doubt and Perplexity."

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

Date: 1738

A person may be called the same person by "a continual Superaddition of the like Consciousness ... Just as a Ship is called the same Ship, after the whole Substance is changed by frequent Repairs; or a River is called the same River, though the Water of it be every Day new."

— Clarke, Samuel (1675-1729)