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Astronomy Quote by Brian Greene

“Since the familiar particles and the objects they compose—stars, planets, people, etc.—amount to less than 5 percent of the mass of the universe, such a disruption would not affect the vast majority of the universe, at least as measured by mass.” quote by Brian Greene
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““Since the familiar particles and the objects they compose—stars, planets, people, etc.—amount to less than 5 percent of the mass of the universe, such a disruption would not affect the vast majority of the universe, at least as measured by mass.””

Brian Greene

About This Quote

Source Interview: The Fabric of the Cosmos, 2011

Most of the universe’s mass is unseen; small disturbances affect only a tiny fraction, leaving the whole largely unchanged.

In simple terms: Invisible mass dominates; small changes rarely shift the whole.

Key Takeaway

Recognize limits of impact.

Themes

science cosmology scale

Mood

curious thoughtful

Type

educational philosophical

When to use this quote

  • astronomy
  • philosophy
  • environmental policy

Key Concepts

dark matter mass distribution

Questions to Reflect On

  • How does this perspective affect responsibility?
  • What small changes matter?
A Different Perspective

Minor actions can still matter locally.

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