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Who really said it

There is always a well-known solution to every human problem—neat, plausible, and wrong

Not Peter Drucker — actually H.L. Mencken H.L. Mencken 1880–1956 · American journalist, essayist & satirist
Disputed Free to reuse

The line is genuinely Mencken’s, not Drucker’s. It appears in his essay “The Divine Afflatus” as published in Prejudices: Second Series (Alfred A. Knopf, 1920). Quote Investigator notes the sentence was added for the 1920 book — it is absent from the 1917 newspaper version of the essay — and that Peter Drucker and Mark Twain are later, unsupported attributions.

Last verified 10 Jul 2026 · how we verify · spot an error?

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Disputed credit — copy with the correction

“There is always a well-known solution to every human problem—neat, plausible, and wrong” H.L. Mencken, "The Divine Afflatus," Prejudices: Second Series (Alfred A. Knopf, 1920).

The slide-ready mistake: crediting this to Peter Drucker. Use the credit shown above instead.

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In context

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Provenance

The source

Author
H.L. Mencken (1880–1956)
Work
“The Divine Afflatus,” in Prejudices: Second Series
First published
1920 (Alfred A. Knopf)
Note
Absent from the 1917 New York Evening Mail version; added for the book

Explanations exist; they have existed for all time; there is always a well-known solution to every human problem—neat, plausible, and wrong.

The full sentence as printed in Prejudices: Second Series (1920). The popular short form drops the opening clauses.

Quote Investigator: full chronology and citations

How we verified this

  • Quote Investigator traces the exact wording to Mencken’s “The Divine Afflatus” in Prejudices: Second Series (1920) and finds no support for Twain or Drucker.
  • Wikiquote lists it in Mencken’s sourced quotations, citing “The Divine Afflatus” (1917 essay; collected in Prejudices: Second Series, 1920).
  • The full text is readable in the public-domain edition on Project Gutenberg.
Public domain

The line was first published in Prejudices: Second Series (Alfred A. Knopf, 1920). A U.S. work published before 1931 is in the public domain, so this text is free to reproduce.

Fact-check

How it got pinned on Drucker

This is one of Mencken’s most-borrowed lines. Its clever, contrarian ring makes it easy to reassign to other quotable authorities.

Peter Drucker misattributed

The management guru is a common modern credit, but Quote Investigator finds no instance of Drucker originating it — it predates his career and belongs to Mencken.

Mark Twain misattributed

An older misattribution; QI reports “no substantive evidence that Mark Twain used this expression.”

Paraphrase drift reworded

The popular short form — e.g. “For every complex problem there is an answer that is clear, simple, and wrong” — swaps Mencken’s “well-known solution” and adjectives, per Wikiquote’s paraphrase note.

The words are Mencken’s, first printed in Prejudices: Second Series (1920) — not Drucker’s and not Twain’s.

Context

Why it matters

Mencken wrote the line in “The Divine Afflatus,” an essay skeptical of tidy theories of creativity and human behavior. His point is that satisfying explanations are cheap — and that their neatness is exactly what should make us distrust them.

The irony is that the aphorism itself became a “neat, plausible” line that people confidently misattribute — proving its own thesis about easy answers.

Neat, plausible, and wrong.

Explore

Filed under

More provenance-checked quotes on the same theme, each with its reuse status.

Truth Wisdom Doubt

Go further

Dig deeper

Trusted places to keep pulling the thread — primary archives, fact-checks, and scholarship. We show how we used each one before you leave.

Quote Investigator: neat, plausible, and wrongquoteinvestigator.com

Full investigation of the wording, earliest citation, and the Twain/Drucker misattributions
H.L. Mencken — Wikiquoteen.wikiquote.org

Sourced Mencken quotations, including this line and its paraphrase note
Prejudices: Second Series (full text)gutenberg.org

Public-domain edition containing “The Divine Afflatus”
Goodreads: the full quotationgoodreads.com

The complete sentence attributed to Mencken, citing Prejudices: Second Series

The author

About H.L. Mencken

H.L. Mencken

1880–1956 · American journalist, essayist & satirist

Henry Louis Mencken was a Baltimore newspaperman, critic, and satirist known as the “Sage of Baltimore.” His multi-volume Prejudices essays and his coverage of American culture made him one of the most influential and quotable American writers of the early twentieth century. His sharp aphorisms are frequently repackaged and, as here, misattributed to other famous names.

For writers & researchers

Cite this

Primary source

H.L. Mencken, “The Divine Afflatus,” in Prejudices: Second Series (New York: Alfred A. Knopf, 1920).

This verification page

Quotle.info. “Who really said ‘There is always a well-known solution to every human problem—neat, plausible, and wrong’?” Last verified 10 Jul 2026. https://quotle.info/who-said/there-is-always-a-well-known-solution-to-every-human

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