"Nothing in the world is more dangerous than sincere ignorance and conscientious stupidity"
About this Quote
The line lands with the weight of a minister who spent his life confronting “respectable” obstruction. In the civil rights era, the most dangerous opposition often wasn’t the overt racist who knew he was fighting change; it was the moderate, the bureaucrat, the churchgoer, the civic leader who insisted he was simply keeping order, following procedure, waiting for a “better time.” King’s broader project was to expose how oppression can hide inside politeness, policy, and piety. This sentence compresses that argument into a moral diagnosis.
Its rhetoric is also strategically unsentimental. King isn’t offering comfort; he’s warning about scale. Ignorance plus certainty creates a force multiplier: it votes, sits on juries, writes laws, runs institutions. The subtext is a demand for responsibility beyond intention. If your beliefs cause damage, your sincerity is not a defense; it’s a liability.
Quote Details
| Topic | Wisdom |
|---|---|
| Source | Evidence: There is nothing more dangerous in all the world than sincere ignorance and conscientious stupidy. (Chapter 4, "Love in Action" (published version noted as p. 25)). Primary-source evidence: The Martin Luther King, Jr. Research and Education Institute (Stanford) hosts MLK’s draft of the sermon/ess... Other candidates (2) Martin Luther King Jr. (Martin Luther King Jr.) compilation98.8% ormed nonconformist nothing in the world is more dangerous than sincere ignorance and conscientious stupidity c Ethics for the Real World (Ronald Arthur Howard, Clinton D. Korver, 2008) compilation92.3% ... Martin Luther King Jr. are apt: “Nothing in the world is more dangerous than sincere ignorance and conscientious ... |
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Citation Formats
APA Style (7th ed.)
Jr., Martin Luther King. (2026, February 15). Nothing in the world is more dangerous than sincere ignorance and conscientious stupidity. FixQuotes. https://fixquotes.com/quotes/nothing-in-the-world-is-more-dangerous-than-33961/
Chicago Style
Jr., Martin Luther King. "Nothing in the world is more dangerous than sincere ignorance and conscientious stupidity." FixQuotes. February 15, 2026. https://fixquotes.com/quotes/nothing-in-the-world-is-more-dangerous-than-33961/.
MLA Style (9th ed.)
"Nothing in the world is more dangerous than sincere ignorance and conscientious stupidity." FixQuotes, 15 Feb. 2026, https://fixquotes.com/quotes/nothing-in-the-world-is-more-dangerous-than-33961/. Accessed 19 Feb. 2026.











