“He who fights with monsters should be careful lest he thereby become a monster. And if thou gaze long into an abyss, the abyss will also gaze into thee.”
- Source
- Beyond Good and Evil
- Date
- 1886
- English wording
- Helen Zimmern — Translator · from German
Meaning of “He who fights with monsters should be careful…”
Opposing something destructive can reshape the opponent as well; sustained conflict requires vigilance about the habits and values one absorbs.
Where does it come from?
Beyond Good and Evil, aphorism 146, in Helen Zimmern’s public-domain English translation.