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Gravity Quote by Isaac Newton

“Gravity explains the motions of the planets, but it cannot explain who set the planets in motion.” quote by Isaac Newton
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““Gravity explains the motions of the planets, but it cannot explain who set the planets in motion.””

Isaac Newton

About This Quote

Source Book: Principia Mathematica, 1687

Gravity describes planetary motion but does not address the ultimate cause of motion.

In simple terms: Gravity explains motion, not its origin.

Key Takeaway

Consider deeper causes beyond observable laws.

Themes

cosmology philosophy science causality

Mood

inquisitive reflective

Type

philosophical scientific

When to use this quote

  • astronomy research
  • philosophical debate
  • education
  • theology

Key Concepts

Newtonian physics metaphysics first cause

Questions to Reflect On

  • How do we reconcile scientific description with existential queries?
A Different Perspective

Does physics need a metaphysical explanation for motion?

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