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Faith & Spirit Quote by Thomas Huxley

"The improver of natural knowledge absolutely refuses to acknowledge authority, as such. For him, skepticism is the highest of duties; blind faith the one unpardonable sin"

About this Quote

Huxley frames science less as a body of facts than as a moral temperament: a refusal to kneel. The line lands with the snap of a manifesto because it swaps the usual Victorian hierarchy - clergy, gentlemen, institutions - for a single, portable standard: evidence. “Authority, as such” is the target. He’s not claiming experts are useless; he’s warning that prestige is not a substitute for proof. The phrasing matters: “absolutely refuses” isn’t curiosity, it’s discipline. A scientist, in Huxley’s view, isn’t someone who knows more; it’s someone trained to doubt even the people they’re supposed to trust.

The subtext is polemical, and historically specific. Huxley was “Darwin’s bulldog,” fighting public battles over evolution in a Britain where natural theology still had cultural veto power. By calling skepticism “the highest of duties,” he borrows the language of sermon and sin - then flips it. He doesn’t secularize religion so much as weaponize its structure: science becomes an ethic with commandments, and the gravest transgression is not ignorance but credulity.

That’s why the quote still feels contemporary. In an age of credentialed punditry and algorithmic certainty, Huxley insists that epistemology is character. The “improver” is defined by what he won’t do: outsource judgment, confuse confidence for truth, or let reverence sneak in wearing a lab coat.

Quote Details

TopicReason & Logic
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APA Style (7th ed.)
Huxley, Thomas. (2026, January 17). The improver of natural knowledge absolutely refuses to acknowledge authority, as such. For him, skepticism is the highest of duties; blind faith the one unpardonable sin. FixQuotes. https://fixquotes.com/quotes/the-improver-of-natural-knowledge-absolutely-36311/

Chicago Style
Huxley, Thomas. "The improver of natural knowledge absolutely refuses to acknowledge authority, as such. For him, skepticism is the highest of duties; blind faith the one unpardonable sin." FixQuotes. January 17, 2026. https://fixquotes.com/quotes/the-improver-of-natural-knowledge-absolutely-36311/.

MLA Style (9th ed.)
"The improver of natural knowledge absolutely refuses to acknowledge authority, as such. For him, skepticism is the highest of duties; blind faith the one unpardonable sin." FixQuotes, 17 Jan. 2026, https://fixquotes.com/quotes/the-improver-of-natural-knowledge-absolutely-36311/. Accessed 12 Feb. 2026.

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Thomas Huxley

Thomas Huxley (May 4, 1825 - June 29, 1895) was a Scientist from England.

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