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About this quote

What does it mean?
Truth is determined by practical effectiveness regardless of human acknowledgment.
In plain terms
Something is true if it works, even if people deny it.
What can you take from it?
Practical success validates truth independent of belief.

Where it applies

  • scientific claims
  • policy evaluation
  • everyday decisions

Putting it to work

  • test outcomes
  • verify results
  • ignore denial

Questions to consider

  • What if something works but harms?
  • Is truth only utility?

Another view

Effectiveness alone may not define all forms of truth.

More from Ludwig von Mises

  1. The class of those who have the ability to think their own thoughts is separated by an unbridgeable gulf from the class of those who cannot.

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  2. Reason's biological function is to preserve and promote life and to postpone its extinction as long as possible. Thinking and acting are not contrary to nature…

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  3. It is the worst of all superstitions to assume that the epistemological characteristics of one branch of knowledge must necessarily be applicable to any other …

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