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Life & Wisdom Quote by Francois de La Rochefoucauld

"Not all those who know their minds know their hearts as well"

About this Quote

Self-knowledge can be a well-lit room that still hides a locked drawer. La Rochefoucauld’s line lands because it pricks a flattering modern fantasy: that being “self-aware” is a kind of moral completion. In his world of salons, courtiers, and calibrated charm, knowing one’s mind often meant mastering the social arts of reason, rhetoric, and image management. The heart, by contrast, is where motives misbehave. It’s the engine of vanity, envy, desire, and self-deception - the very territory his maxims keep dragging into view.

The intent isn’t to romanticize emotion over intellect; it’s to expose a gap in self-reporting. People can inventory their opinions, principles, and plans with impressive clarity while remaining willfully illiterate about why they want what they want. “Knowing your mind” can even become camouflage: a vocabulary of rationalizations that makes impulse sound like philosophy. The subtext is sharp and faintly cruel: your confidence in your own transparency is itself a symptom.

Context matters. La Rochefoucauld wrote after civil conflict (the Fronde) and amid aristocratic politics where survival depended on reading others and performing oneself. His skepticism isn’t abstract; it’s observational, tuned to how quickly “reason” becomes a court costume. The aphorism works because it compresses a whole anthropology into one clean distinction: cognition is legible, motivation is not. Even today, it reads like a warning label for identity discourse and productivity culture alike - you can build a coherent narrative about yourself and still miss the emotional leverage points steering the plot.

Quote Details

TopicWisdom
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APA Style (7th ed.)
Rochefoucauld, Francois de La. (2026, January 16). Not all those who know their minds know their hearts as well. FixQuotes. https://fixquotes.com/quotes/not-all-those-who-know-their-minds-know-their-137464/

Chicago Style
Rochefoucauld, Francois de La. "Not all those who know their minds know their hearts as well." FixQuotes. January 16, 2026. https://fixquotes.com/quotes/not-all-those-who-know-their-minds-know-their-137464/.

MLA Style (9th ed.)
"Not all those who know their minds know their hearts as well." FixQuotes, 16 Jan. 2026, https://fixquotes.com/quotes/not-all-those-who-know-their-minds-know-their-137464/. Accessed 19 Feb. 2026.

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About the Author

Francois de La Rochefoucauld

Francois de La Rochefoucauld (September 15, 1613 - March 17, 1680) was a Writer from France.

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