"It is our duty still to endeavor to avoid war; but if it shall actually take place, no matter by whom brought on, we must defend ourselves. If our house be on fire, without inquiring whether it was fired from within or without, we must try to extinguish it"
About this Quote
The house-fire metaphor makes the logic feel both domestic and urgent. It shrinks geopolitics to a kitchen-table emergency, a rhetorical move that recruits ordinary common sense on behalf of national defense. Fires don’t wait for investigations; they demand coordination. Jefferson’s subtext is that a young republic can’t survive if it treats external threats like a courtroom case.
Context matters: the early United States was wary of “entangling” conflicts yet constantly pressured by European powers and maritime disputes. Jefferson, often cast as a dove compared to Federalist hawks, still needed language that could unify a suspicious public around preparedness. The quote is less pacifist than procedural: avoid war as principle, but once the flames show, act first, argue later. In that sequence lies the quiet birth of a national security mindset, justified not by conquest, but by emergency.
Quote Details
| Topic | War |
|---|---|
| Source | Verified source: Thomas Jefferson to James Lewis, Jr. (9 May 1798) (Thomas Jefferson, 1798)
Evidence: it is our duty still to endeavor to avoid war: but if it shall actually take place, no matter by whom brought on, we must defend ourselves. if our house be on fire, with[out] enquiring whether it was fired from within or without, we must try to extinguish it. (In the modern scholarly print edition: vol. 30, pp. 339–340). This wording appears in Jefferson’s letter from Philadelphia dated May 9, 1798, to James Lewis, Jr. The Founders Online entry also identifies the authoritative print source: The Papers of Thomas Jefferson, vol. 30 (1 January 1798–31 January 1799), ed. Barbara B. Oberg (Princeton University Press, 2003), pp. 339–340. The 1798 ‘original’ is a press copy manuscript (PrC) held by the Library of Congress; it was not a speech. Other candidates (1) The Writings of Thomas Jefferson: Being His Autobiography... (Thomas Jefferson, 1871) compilation89.8% ... It is our duty still to endeavor to avoid war ; but if it shall actually take place , no matter by whom brought o... |
| Cite |
Citation Formats
APA Style (7th ed.)
Jefferson, Thomas. (2026, February 28). It is our duty still to endeavor to avoid war; but if it shall actually take place, no matter by whom brought on, we must defend ourselves. If our house be on fire, without inquiring whether it was fired from within or without, we must try to extinguish it. FixQuotes. https://fixquotes.com/quotes/it-is-our-duty-still-to-endeavor-to-avoid-war-but-22035/
Chicago Style
Jefferson, Thomas. "It is our duty still to endeavor to avoid war; but if it shall actually take place, no matter by whom brought on, we must defend ourselves. If our house be on fire, without inquiring whether it was fired from within or without, we must try to extinguish it." FixQuotes. February 28, 2026. https://fixquotes.com/quotes/it-is-our-duty-still-to-endeavor-to-avoid-war-but-22035/.
MLA Style (9th ed.)
"It is our duty still to endeavor to avoid war; but if it shall actually take place, no matter by whom brought on, we must defend ourselves. If our house be on fire, without inquiring whether it was fired from within or without, we must try to extinguish it." FixQuotes, 28 Feb. 2026, https://fixquotes.com/quotes/it-is-our-duty-still-to-endeavor-to-avoid-war-but-22035/. Accessed 19 Mar. 2026.









