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Assertion Quote by Niels Bohr

“The old saying of the two kinds of truth. To the one kind belongs statements so simple and clear that the opposite assertion obviously could not be defended. The other kind, the so-called 'deep truths', are statements in which the opposite also contains deep truth.” quote by Niels Bohr
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“The old saying of the two kinds of truth. To the one kind belongs statements so simple and clear that the opposite assertion obviously could not be defended. The other kind, the so-called 'deep truths', are statements in which the opposite also contains deep truth.”

Niels Bohr

About This Quote

Source Lecture: Quantum Physics, 1928

Two types of truth: simple statements that are clearly right, and deep statements where opposites also hold truth.

In simple terms: Some truths are simple, others are paradoxical.

Key Takeaway

Accept complexity in scientific statements.

Themes

science philosophy truth paradox knowledge

Mood

thoughtful inquisitive

Type

philosophical scientific

When to use this quote

  • physics research
  • philosophical debate
  • education

Key Concepts

binary truth deep truth complementarity

Questions to Reflect On

  • When does a paradox reveal deeper insight?
  • How to communicate complex truths simply?
A Different Perspective

Deep truths can be misinterpreted as contradictions.

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