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Active Quote by Claude Bernard

“Observation is a passive science, experimentation an active science.” quote by Claude Bernard
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“Observation is a passive science, experimentation an active science.”

Claude Bernard

About This Quote

Source Treatise: Introduction to the Study of Experimental Medicine, 1865

Passive observation records what is, while active experimentation tests hypotheses to discover causality.

In simple terms: Observe, then test to learn.

Key Takeaway

Combine observation with experimentation.

Themes

science methodology empiricism discovery

Mood

analytical inquisitive

Type

scientific educational

When to use this quote

  • laboratory research
  • clinical trials
  • field studies
  • data collection

Key Concepts

experimental design hypothesis testing scientific method

Questions to Reflect On

  • When should you move from observing to experimenting?
  • How does experimentation refine observations?
A Different Perspective

Observation alone cannot prove causation.

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