Date: 1651

"Many erroneous opinions are about the essence and original of [the rational soul]; whether it be fire, as Zeno held; harmony, as Aristoxenus; number, as Xenocrates; whether it be organical, or inorganical; seated in the brain, heart or blood; mortal or immortal; how it comes into the body."

— Burton, Robert (1577-1640)

Date: 1725

"The Features of every single Passion must be known; the Relation which that Passion bears to another, must be discover’d; and the Harmony and Discord which result from them must be felt."

— Gally, Henry (bap. 1696, d. 1769)

Date: Tuesday, November 20, 1750

"Yet, if we consider the conduct of those sententious philosophers, it will often be found, that they repeat these aphorisms, merely because they have somewhere heard them, because they have nothing else to say, or because they think veneration gained by such appearances of wisdom, but that no id...

— Johnson, Samuel (1709-1784)

Date: 1751

"Another Source of mutual Misapprehension on this Subject hath been 'the Introduction of metaphorical Expressions instead of proper ones.' Nothing is so common among the Writers on Morality, as 'the Harmony of Virtue'—'the Proportion of Virtue.'"

— Brown, John (1715-1766)

Date: Saturday, January 25, 1752

"Whatever may be the native vigour of the mind, she can never form many combinations from few ideas, as many changes cannot be rung upon a few bells."

— Johnson, Samuel (1709-1784)