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Suppose that you could mark the molecules in a glass of…

“Suppose that you could mark the molecules in a glass of water; then pour the contents of the glass into the ocean and stir the latter throughly so as to distribute the marked molecules uniformly throughout the seven seas; if then you took a glass of water anywhere out of the ocean, you would find…” quote by Lord Kelvin
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“Suppose that you could mark the molecules in a glass of water; then pour the contents of the glass into the ocean and stir the latter throughly so as to distribute the marked molecules uniformly throughout the seven seas; if then you took a glass of water anywhere out of the ocean, you would find in it about a hundred of your marked molecules.”

Lord Kelvin

About This Quote

This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.

Molecular diffusion spreads marked particles uniformly, illustrating how tiny contributions become part of vast systems.

In simple terms: Diffusion spreads tiny particles everywhere.

Key Takeaway

Recognize small impacts in large systems.

Themes

science entropy interconnectedness

Mood

analytical educational

Type

scientific philosophical

When to use this quote

  • environmental studies
  • education
  • policy making

Key Concepts

statistical mechanics probability

Questions to Reflect On

  • How do small actions affect global change?
  • What limits diffusion in real life?
A Different Perspective

Assumes perfect mixing, ignoring barriers.

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