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Daily Inspiration Quote by Avicenna

"Therefore in medicine we ought to know the causes of sickness and health"

About this Quote

Avicenna is drawing a line in the sand: medicine isn’t a bag of tricks, it’s an argument about reality. “Therefore” matters here. It signals a syllogism, not a slogan - the voice of a philosopher insisting that healing must be tethered to explanation. In an era when cures often traveled as recipes, charms, or inherited authority, he frames clinical practice as a knowledge project: you don’t just treat what appears; you learn why it appears.

The phrase “ought to know” is quietly radical. It’s normative, almost moral. A physician who can stop a fever by luck or habit is not yet doing medicine in the full sense; the profession earns legitimacy by pursuing causality. That subtext elevates the doctor from technician to investigator and makes medicine a branch of disciplined reasoning, aligned with his broader project in The Canon of Medicine: systematize observation, logic, and existing learning into a coherent framework.

“Causes of sickness and health” also widens the aperture. He’s not satisfied with disease as an isolated event. Health becomes equally explicable, something with determinants worth studying - diet, environment, temperament, regimen. The move is strategic: if you understand health’s causes, prevention becomes as intellectually serious as cure, and the physician’s authority extends into everyday life.

Context sharpens the intent. Avicenna stands at a crossroads of Greek medical theory (especially Galen), Islamic scholarship, and his own metaphysical commitments. Cause, for him, isn’t only correlation; it’s structure. The quote reads like a manifesto for medicine as rational culture, not just emergency service.

Quote Details

TopicHealth
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Citation Formats

APA Style (7th ed.)
Avicenna. (2026, January 15). Therefore in medicine we ought to know the causes of sickness and health. FixQuotes. https://fixquotes.com/quotes/therefore-in-medicine-we-ought-to-know-the-causes-162056/

Chicago Style
Avicenna. "Therefore in medicine we ought to know the causes of sickness and health." FixQuotes. January 15, 2026. https://fixquotes.com/quotes/therefore-in-medicine-we-ought-to-know-the-causes-162056/.

MLA Style (9th ed.)
"Therefore in medicine we ought to know the causes of sickness and health." FixQuotes, 15 Jan. 2026, https://fixquotes.com/quotes/therefore-in-medicine-we-ought-to-know-the-causes-162056/. Accessed 12 Feb. 2026.

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Avicenna on Causes of Sickness and Health
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About the Author

Avicenna (980 AC - 1037 AC) was a Philosopher from Persia.

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