Date: 1754

"Our simple ideas, and even our complex ideas, and notions return sometimes of themselves, we know not why, nor how, mechanically, as it were, uncalled by the mind, and often to the disturbance of it in the pursuit of other ideas, to which these intruders are foreign."

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

Date: 1754

"Intellect, the artificer, works lamely without his proper instrument, sense; which is the case when he works on moral ideas."

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

Date: November 28, 1783

"Our Maker has given us this faithful internal monitor [the conscience], and if you always obey it, you will always be prepared for the end of the world, or for a more certain event, which is death."

— Jefferson, Thomas (1743-1826)