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Employed Quote by Isaac Newton

“The best and safest way of philosophising seems to be, first to enquire diligently into the properties of things, and to establish those properties by experiences [experiments] and then to proceed slowly to hypotheses for the explanation of them. For hypotheses should be employed only in…” quote by Isaac Newton
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“The best and safest way of philosophising seems to be, first to enquire diligently into the properties of things, and to establish those properties by experiences [experiments] and then to proceed slowly to hypotheses for the explanation of them. For hypotheses should be employed only in explaining the properties of things, but not assumed in determining them; unless so far as they may furnish experiments.”

Isaac Newton

About This Quote

Source Treatise: Opticks, 1704

Philosophical method: start with empirical observation, then form hypotheses only for explanation, not determination.

In simple terms: Base knowledge on experiments, then hypothesize.

Key Takeaway

Observe first, hypothesize later.

Themes

science methodology philosophy

Mood

analytical inquisitive

Type

scientific educational

When to use this quote

  • laboratory research
  • scientific inquiry
  • educational curricula

Key Concepts

empiricism hypothesis formation

Questions to Reflect On

  • How to balance observation and theory?
  • When should hypotheses be introduced?
A Different Perspective

Hypotheses can bias observation if not careful.

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