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Clear Quote by Aristotle

“It is clear, then, that the earth must be at the centre and immovable, not only for the reasons already given, but also because heavy bodies forcibly thrown quite straight upward return to the point from which they started, even if they are thrown to an infinite distance. From these considerations…” quote by Aristotle
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“It is clear, then, that the earth must be at the centre and immovable, not only for the reasons already given, but also because heavy bodies forcibly thrown quite straight upward return to the point from which they started, even if they are thrown to an infinite distance. From these considerations then it is clear that the earth does not move and does not lie elsewhere than at the centre.”

Aristotle

About This Quote

Source Treatise: Physics, Book I, ancient Greek philosophy

He argues the Earth is stationary at the universe’s center because heavy objects fall straight back when thrown upward

In simple terms: Earth is immovable and central

Key Takeaway

Question assumptions about motion and gravity

Themes

philosophy science cosmology

Mood

inquisitive reflective

Type

historical philosophical

When to use this quote

  • education
  • historical debate
  • science teaching

Key Concepts

geocentrism natural philosophy

Questions to Reflect On

  • What evidence challenges this view?
  • How do scientific paradigms shift?
A Different Perspective

Modern physics disproves geocentrism

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