"Action and reaction are equal and opposite"
About this Quote
The intent isn’t to teach mechanics. It’s to bait the reader into expecting certainty, then make them notice how language manufactures certainty. Stein’s work obsesses over repetition, equivalence, and the slipperiness of reference; "equal and opposite" is catnip for a writer who treats meaning as something you can press on and watch deform. The subtext: our social and emotional lives run on counterforces too, but the accounting is always contested. What counts as "action"? Who gets to measure the "reaction"? The phrase’s cool neutrality becomes a mask for power: the speaker who declares reactions "equal" can also declare them justified, inevitable, even deserved.
Context matters: Stein writing in a culture newly enthralled by scientific modernity and newly shattered by modern war. Borrowing a pristine law from physics amid that chaos becomes a sly comment on the era’s hunger for systems that explain everything. The line works because it’s both a quote and a provocation: a reminder that the desire for balance is often more ideological than true.
Quote Details
| Topic | Wisdom |
|---|---|
| Source | Help us find the source |
| Cite |
Citation Formats
APA Style (7th ed.)
Stein, Gertrude. (2026, January 18). Action and reaction are equal and opposite. FixQuotes. https://fixquotes.com/quotes/action-and-reaction-are-equal-and-opposite-14546/
Chicago Style
Stein, Gertrude. "Action and reaction are equal and opposite." FixQuotes. January 18, 2026. https://fixquotes.com/quotes/action-and-reaction-are-equal-and-opposite-14546/.
MLA Style (9th ed.)
"Action and reaction are equal and opposite." FixQuotes, 18 Jan. 2026, https://fixquotes.com/quotes/action-and-reaction-are-equal-and-opposite-14546/. Accessed 19 Feb. 2026.










