"No psychologist should pretend to understand what he does not understand... Only fools and charlatans know everything and understand nothing"
About this Quote
The second sentence snaps shut like a trap: “Only fools and charlatans know everything and understand nothing.” It’s a paradox with teeth. The “know everything” people are precisely the ones who don’t understand, because understanding requires humility, revision, and the ability to sit with ambiguity. Chekhov’s subtext targets the institutional incentives that reward certainty: patients want answers, audiences want clarity, and professionals often want the comfort of being right. That triangle produces confidence artists, even in respectable clothing.
Context matters: late-19th-century psychology was still shaking itself into a discipline, hovering between science, philosophy, and parlor-room speculation. Chekhov anticipates a modern problem: expertise as branding. His line reads like an early critique of the guru economy, where complexity is “solved” on demand and doubt is treated as weakness. He insists on a colder, braver ethic: admit the limits, or you’re not healing anyone - you’re just performing.
Quote Details
| Topic | Wisdom |
|---|---|
| Source | Help us find the source |
| Cite | Cite this Quote |
Citation Formats
APA Style (7th ed.)
Chekhov, Anton. (2026, January 14). No psychologist should pretend to understand what he does not understand... Only fools and charlatans know everything and understand nothing. FixQuotes. https://fixquotes.com/quotes/no-psychologist-should-pretend-to-understand-what-138166/
Chicago Style
Chekhov, Anton. "No psychologist should pretend to understand what he does not understand... Only fools and charlatans know everything and understand nothing." FixQuotes. January 14, 2026. https://fixquotes.com/quotes/no-psychologist-should-pretend-to-understand-what-138166/.
MLA Style (9th ed.)
"No psychologist should pretend to understand what he does not understand... Only fools and charlatans know everything and understand nothing." FixQuotes, 14 Jan. 2026, https://fixquotes.com/quotes/no-psychologist-should-pretend-to-understand-what-138166/. Accessed 3 Feb. 2026.










