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Columbus Quote by Carl Sagan

“Columbus therefore cheated on his calculations, as the examining faculty of the University of Salamanca quite correctly pointed out. He used the smallest possible circumference of the Earth and the greatest eastward extension of Asia he could find in all the books available to him, and then…” quote by Carl Sagan
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““Columbus therefore cheated on his calculations, as the examining faculty of the University of Salamanca quite correctly pointed out. He used the smallest possible circumference of the Earth and the greatest eastward extension of Asia he could find in all the books available to him, and then exaggerated even those. Had the Americas not been in the way, Columbus’ expeditions would have failed utterly.””

Carl Sagan

About This Quote

Columbus miscalculated Earth's size and Asia's reach, leading to exaggerated expectations; without the Americas, his voyages would have failed.

In simple terms: Columbus' wrong calculations would have doomed his trips without the Americas.

Key Takeaway

Recognize limits of knowledge and verify assumptions.

Themes

exploration error geography history

Mood

cautious inquisitive

Type

historical analytical

When to use this quote

  • navigation
  • historical expeditions
  • education

Key Concepts

critical thinking scientific method

Questions to Reflect On

  • What assumptions do we still accept unexamined?
  • How can we improve verification processes?
A Different Perspective

Overconfidence in flawed data can cause failure.

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