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Care Quote by Peter J. Carroll

“Matter can be conveniently divided for descriptive purposes into space , time , mass, and energy . However we can only describe any one of these phenomena in terms of the other three. Any definitions we care to make about matter are thus tautological .” quote by Peter J. Carroll
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“Matter can be conveniently divided for descriptive purposes into space , time , mass, and energy . However we can only describe any one of these phenomena in terms of the other three. Any definitions we care to make about matter are thus tautological .”

Peter J. Carroll

About This Quote

Source Book: The Way of the Psychonaut, Peter J. Carroll, 1995

Matter is defined by space, time, mass, and energy, but each definition relies on the other three, making any definition circular.

In simple terms: Matter’s definition is circular.

Key Takeaway

Accept limits of description.

Themes

physics philosophy ontology

Mood

analytical curious skeptical

Type

theoretical explanatory

When to use this quote

  • academic lectures
  • science writing
  • philosophical debate
  • education
  • research

Key Concepts

relativity quantum mechanics systems theory

Questions to Reflect On

  • How can we work with such circular definitions?
  • What alternative frameworks exist?
A Different Perspective

Circular definitions can hinder practical application.

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