The enemy is anybody who's going to get you killed, no matter which side he is on.

This line is from Joseph Heller’s World War II novel *Catch-22* (1961), spoken in the context of U.S. Army Air Forces bomber operations in the Mediterranean theater. The book follows Captain John Yossarian and other airmen trapped in a bureaucratic system that continually raises the number of required missions while treating aircrew as expendable. In this environment, danger comes not only from German anti-aircraft fire and fighters but also from one’s own command decisions, paperwork, and careerism. The quote crystallizes the novel’s grimly comic wartime logic: the threat to survival may come from “your side” as readily as from the opposing army.

Heller collapses the usual moral clarity of wartime “enemy” into a pragmatic definition: whoever endangers your life is the enemy, regardless of uniform. The statement exposes how institutions can become lethal to the individuals they claim to protect, especially when incentives reward ambition, appearances, and procedure over human life. It also captures *Catch-22*’s broader satire of modern systems—military, bureaucratic, corporate—where responsibility is diffused and self-preservation becomes rational. By redefining “enemy” as a function of threat rather than allegiance, the quote underscores the novel’s central theme: survival in an irrational world requires seeing through official narratives.