"Whoever fights monsters should see to it that in the process he does not become a monster. And if you gaze long enough into an abyss, the abyss will gaze back into you"
About this Quote
The abyss image sharpens the point by making the danger psychological, not supernatural. Staring into darkness isn’t just witnessing it; it’s an attention economy. What you study starts to edit you. Nietzsche is blunt about the costs of fixation: the mind becomes shaped by its enemy, even when it believes it’s immune. “Gaze” suggests deliberateness and duration, not accidental exposure. The corruption here is slow, almost intimate.
Context matters: Nietzsche is writing in a Europe drunk on moral systems and increasingly enamored with mass politics, punishment, and “higher causes.” He distrusted moral certainties that dress up resentment as virtue, and he suspected that the will to condemn can be as hungry for power as the will to transgress. So the warning lands as a critique of purity campaigns before we had that phrase: if your sense of self depends on hunting villains, you risk needing villains - and becoming one - to keep the story going.
Quote Details
| Topic | Ethics & Morality |
|---|---|
| Source | Friedrich Nietzsche — Beyond Good and Evil (Jenseits von Gut und Böse), 1886; aphorism/section 146 (commonly cited source of the cited passage). |
| Cite | Cite this Quote |
Citation Formats
APA Style (7th ed.)
Nietzsche, Friedrich. (n.d.). Whoever fights monsters should see to it that in the process he does not become a monster. And if you gaze long enough into an abyss, the abyss will gaze back into you. FixQuotes. https://fixquotes.com/quotes/whoever-fights-monsters-should-see-to-it-that-in-329/
Chicago Style
Nietzsche, Friedrich. "Whoever fights monsters should see to it that in the process he does not become a monster. And if you gaze long enough into an abyss, the abyss will gaze back into you." FixQuotes. Accessed February 2, 2026. https://fixquotes.com/quotes/whoever-fights-monsters-should-see-to-it-that-in-329/.
MLA Style (9th ed.)
"Whoever fights monsters should see to it that in the process he does not become a monster. And if you gaze long enough into an abyss, the abyss will gaze back into you." FixQuotes, https://fixquotes.com/quotes/whoever-fights-monsters-should-see-to-it-that-in-329/. Accessed 2 Feb. 2026.




