The purpose of mechanics is to describe how bodies change their position in space with ‘time’.

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Probable attribution

A source trail connects this quotation to Albert Einstein and Relativity: The Special and the General Theory, but the exact English wording has not been confirmed in a primary text. The attribution is therefore probable rather than definitive.

Likely origin: Relativity: The Special and the General Theory

About this quote

This page records the wording "The purpose of mechanics is to describe how bodies change…," which centers on purpose, mechanics, describe. A concrete trail points toward Einstein, but the exact English form remains unconfirmed; the page therefore labels it as attributed to him while preserving its science and motivation context.

When to use it

  • Use "The purpose of mechanics is to describe how bodies change…" in a science discussion, then ask which concrete claim the wording makes.
  • Compare its treatment of purpose with mechanics in a lesson, essay, or editorial note before drawing a conclusion.
  • Before sharing it as Einstein's exact words, display the attribution caveat and follow the evidence link recorded on the page.