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Science Quote by Leo Szilard

"A scientist's aim in a discussion with his colleagues is not to persuade, but to clarify"

About this Quote

Szilard’s line reads like a gentle rebuke delivered in a lab coat: if you walk into a room of peers trying to “win,” you’ve already lost the plot. The phrasing is surgical. “Aim” signals discipline, not personality; it’s a professional standard. And “clarify” isn’t the soft alternative to persuasion so much as the prerequisite for anything resembling truth. In science, the enemy isn’t disagreement. It’s muddle: sloppy definitions, hidden assumptions, mismatched models that make people argue past each other while thinking they’re debating substance.

The subtext is also an ethics statement about power. Persuasion is what advertisers, politicians, and even grant writers traffic in. Clarification is what keeps a community honest when careers and reputations are on the line. Szilard, who lived through the century’s most catastrophic collision of scientific brilliance and political consequence (and helped set the atomic age in motion), knew how quickly “convincing” can become a substitute for “correct.” He’s drawing a border between rhetoric and inquiry, warning that the tools of debate can distort the process they’re meant to serve.

Context matters: scientific discourse is adversarial by design, but ideally adversarial toward ideas, not people. “With his colleagues” implies a shared project and a shared vocabulary; the goal isn’t conversion but convergence, achieved by making claims legible enough to be tested, replicated, or rejected. It’s a modest sentence that smuggles in a high bar: respect your audience by making your thinking clear, then let reality do the persuading.

Quote Details

TopicScience
Source
Verified source: The Voice of the Dolphins (Leo Szilard, 1961)
Text match: 95.94%   Provider: Cross-Reference
Evidence:
Scientists rarely think that they are in full possession of the truth, and a scientist's aim in a discussion with his colleagues is not to persuade but to clarify. (pp. 7-8). I could verify the quote in Leo Szilard's own text 'The Voice of the Dolphins,' first published in 1961. In the text, the line appears as part of a longer passage explaining how scientific discussion differs from political discussion. The wording commonly circulated online adds a comma after 'persuade' ('not to persuade, but to clarify'), but in the primary text I found it appears without that comma. I also found a contemporaneous 1961 secondary appearance in LIFE magazine, 'I'm looking for a market for wisdom' (September 1, 1961, p. 75), which quotes the line, but that is not the original source. Based on the evidence found, the earliest verified primary source is Szilard's own 1961 book/story text.
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... A scientist's aim in a discussion with his colleagues is not to persuade , but to clarify . ( Leo Szilard , scien...
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Citation Formats

APA Style (7th ed.)
Szilard, Leo. (2026, March 14). A scientist's aim in a discussion with his colleagues is not to persuade, but to clarify. FixQuotes. https://fixquotes.com/quotes/a-scientists-aim-in-a-discussion-with-his-127309/

Chicago Style
Szilard, Leo. "A scientist's aim in a discussion with his colleagues is not to persuade, but to clarify." FixQuotes. March 14, 2026. https://fixquotes.com/quotes/a-scientists-aim-in-a-discussion-with-his-127309/.

MLA Style (9th ed.)
"A scientist's aim in a discussion with his colleagues is not to persuade, but to clarify." FixQuotes, 14 Mar. 2026, https://fixquotes.com/quotes/a-scientists-aim-in-a-discussion-with-his-127309/. Accessed 21 Mar. 2026.

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A Scientist's Aim: Clarify, Not Persuade - Leo Szilard
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About the Author

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Leo Szilard (February 11, 1898 - May 30, 1964) was a Scientist from USA.

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