Goethe’s offhand observation that the test of civilization is conversation is insightful.
Wittgenstein’s Tractus over-emphasizes the role of language, doesn’t it?
Louis XV’s Après moi, le déluge was eerily prescient. The French Revolution, after all, did end in the Reign of Terror.
I, personally, would characterize John Stuart Mill as the consummate intellect without a soul.
Contemporary poetry demonstrates that Wordsworth’s belief that poetry ought to be in the everyday “real language of men” was misguided.