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Science Quote by Charles Scott Sherrington

"Existence of an excited state is not a prerequisite for the production of inhibition; inhibition can exist apart from excitation no less than when called forth against an excitation already in progress, it can suppress or moderate it"

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Sherrington is quietly detonating a lazy assumption: that the nervous system only “does” something when it’s revved up. By insisting inhibition doesn’t need an “excited state” to justify its existence, he reframes inhibition as an active biological force, not a mere absence or brake applied after the fact. It’s a conceptual upgrade that still echoes through how we talk about brains today, from self-control to psychiatric medication.

The sentence is built like a lab demonstration. First, the provocation: inhibition can be produced without excitation. Then the escalation: inhibition can also be summoned midstream, against activity already underway, to suppress or moderate it. He’s mapping two modes of control: baseline restraint that’s always present and responsive restraint that intervenes in real time. The subtext is that neural life isn’t a simple on/off switch; it’s an organized contest among signals, with suppression as foundational architecture.

Context matters: Sherrington was one of the people who made the synapse and reflex circuitry legible as systems rather than mystical “vital” phenomena. Early physiology was enamored with excitation because it’s visible (muscle twitches, firing, movement). Inhibition is subtler: it looks like nothing happening. Sherrington’s intent is to argue that “nothing” can be the product of something. That move legitimizes inhibition as measurable, describable, and central to coordination.

Read culturally, it’s also a warning against equating intensity with truth. The nervous system survives not by constant ignition, but by selective silence.

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APA Style (7th ed.)
Sherrington, Charles Scott. (2026, February 16). Existence of an excited state is not a prerequisite for the production of inhibition; inhibition can exist apart from excitation no less than when called forth against an excitation already in progress, it can suppress or moderate it. FixQuotes. https://fixquotes.com/quotes/existence-of-an-excited-state-is-not-a-120250/

Chicago Style
Sherrington, Charles Scott. "Existence of an excited state is not a prerequisite for the production of inhibition; inhibition can exist apart from excitation no less than when called forth against an excitation already in progress, it can suppress or moderate it." FixQuotes. February 16, 2026. https://fixquotes.com/quotes/existence-of-an-excited-state-is-not-a-120250/.

MLA Style (9th ed.)
"Existence of an excited state is not a prerequisite for the production of inhibition; inhibition can exist apart from excitation no less than when called forth against an excitation already in progress, it can suppress or moderate it." FixQuotes, 16 Feb. 2026, https://fixquotes.com/quotes/existence-of-an-excited-state-is-not-a-120250/. Accessed 2 Mar. 2026.

More Quotes by Charles Add to List
Sherrington: Inhibition and Excitation in Neural Dynamics
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Charles Scott Sherrington (November 27, 1857 - March 4, 1952) was a Scientist from United Kingdom.

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