"Just as our eyes need light in order to see, our minds need ideas in order to conceive"
About this Quote
The intent is polemical in a 17th-century key. Malebranche, a Cartesian with a theological edge, is arguing against the fantasy of mental self-sufficiency. If the mind needs ideas the way the eye needs light, then ideas are not just private mental possessions you conjure at will. They’re conditions of possibility. Subtext: thinking isn’t an isolated performance of willpower, it’s reception. That moves the conversation from “How smart am I?” to “What illuminates me?” In Malebranche’s broader project (his famous “vision in God”), the “light” isn’t merely sensory illumination; it’s a model for divine or objective intelligibility that makes truth available at all.
Rhetorically, it works because it weaponizes the obvious. Nobody disputes that darkness disables vision. By choosing an indisputable physical dependency, he smuggles in a more controversial epistemic dependency: the mind can’t simply manufacture clarity, it needs a source. The line also throws shade at intellectual vanity. If you’re wrong, it may not be because you’re lazy or stupid; it may be because you’re staring in the dark, mistaking inner effort for illumination.
Quote Details
| Topic | Reason & Logic |
|---|---|
| Source | Help us find the source |
| Cite |
Citation Formats
APA Style (7th ed.)
Malebranche, Nicolas. (2026, January 18). Just as our eyes need light in order to see, our minds need ideas in order to conceive. FixQuotes. https://fixquotes.com/quotes/just-as-our-eyes-need-light-in-order-to-see-our-2768/
Chicago Style
Malebranche, Nicolas. "Just as our eyes need light in order to see, our minds need ideas in order to conceive." FixQuotes. January 18, 2026. https://fixquotes.com/quotes/just-as-our-eyes-need-light-in-order-to-see-our-2768/.
MLA Style (9th ed.)
"Just as our eyes need light in order to see, our minds need ideas in order to conceive." FixQuotes, 18 Jan. 2026, https://fixquotes.com/quotes/just-as-our-eyes-need-light-in-order-to-see-our-2768/. Accessed 13 Feb. 2026.






