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Aggression Quote by Stephan Kinsella

“The libertarian approach is a very symmetrical one: the non-aggression principle does not rule out force, but only the initiation of force. In other words, you are permitted to use force only in response to some else's use of force. If they do not use force you may not use force yourself. There is…” quote by Stephan Kinsella
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“The libertarian approach is a very symmetrical one: the non-aggression principle does not rule out force, but only the initiation of force. In other words, you are permitted to use force only in response to some else's use of force. If they do not use force you may not use force yourself. There is a symmetry here: force for force, but no force if no force was used.”

Stephan Kinsella

About This Quote

Source Book: The Ethics of Liberty by Stephan Kinsella, 2005

The principle allows defensive force but prohibits initiating aggression, creating a mirror‑like balance of power.

In simple terms: Only defend, never start violence.

Key Takeaway

Use force only defensively.

Themes

non‑aggression defense symmetry

Mood

serious analytical

Type

philosophical political ethical

When to use this quote

  • self‑defense
  • law enforcement
  • civil rights activism
  • conflict resolution

Key Concepts

political philosophy ethical consistency rights law

Questions to Reflect On

  • When is defensive force justified?
  • How do you identify the initiator of force?
A Different Perspective

It may be hard to apply when threats are ambiguous.

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