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Discovery Quote by Brian Greene

“Before the discovery of quantum mechanics, the framework of physics was this: If you tell me how things are now, I can then use the laws of physics to calculate, and hence predict, how things will be later.” quote by Brian Greene
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“Before the discovery of quantum mechanics, the framework of physics was this: If you tell me how things are now, I can then use the laws of physics to calculate, and hence predict, how things will be later.”

Brian Greene

About This Quote

Source Book: The Fabric of the Cosmos by Brian Greene, 2004

Classical physics assumed a deterministic universe where present conditions fully determine future states via fixed laws.

In simple terms: Physics once saw the present as fully predicting the future.

Key Takeaway

Recognize limits of determinism.

Themes

determinism physics prediction

Mood

curious reflective

Type

scientific philosophical

When to use this quote

  • scientific research
  • philosophical debate
  • technology forecasting

Key Concepts

causality quantum uncertainty

Questions to Reflect On

  • How does quantum mechanics reshape our sense of control?
  • Can we ever fully predict complex systems?
A Different Perspective

Deterministic view fails at quantum scales.

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