Date: 1774

"I find by experience, that the mind and the body are more than married, for they are most intimately united; and when the one suffers, the other sympathizes."

— Stanhope, Philip Dormer, fourth earl of Chesterfield (1694-1773)

Date: 1774

"Voltaire must be criticised; besides, every man's favorite is attacked: for every prejudice is exposed, and our prejudices are our mistresses; reason is at best our wife, very often heard indeed, but seldom minded."

— Stanhope, Philip Dormer, fourth earl of Chesterfield (1694-1773)

Date: 1782

"It is, my dear M----, the same with the rest of our passions;--we have Reason given us for our rudder--Religion is our sheet anchor--our fixed star Hope--Conscience our faithful monitor--and Happiness the grand reward;--we all in this manner can preach up trite maxims."

— Sancho, Charles Ignatius (1729-1780)

Date: 1782

"Conscience, the high chancellor of the human breast, whose small still voice speaks terror to the guilty--Conscience has pricked her--and, with all her wealth and titles, she is an object of pity."

— Sancho, Charles Ignatius (1729-1780)

Date: 1782

"In regard to thy N----, thou art right--guard her well--but chiefly guard her from the traitor in her own fair breast, which, while it is the seat of purity and unsullied honor--fancies its neighbours to be the same--nor sees the serpent in the flowery foliage--till it stings--and then farewell ...

— Sancho, Charles Ignatius (1729-1780)

Date: 1782

"No! why then thou art a silly fellow--incumbered with three abominable inmates;--to wit--Conscience--Honesty--and Good-nature--I hate thee (as the Jew says) because thou art a Christian."

— Sancho, Charles Ignatius (1729-1780)

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)