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About this quote

What does it mean?
Personal discovery creates lasting understanding regardless of others acceptance.
In plain terms
Finding something out yourself makes it stick forever even if alone.
What can you take from it?
Personal investigation cements knowledge deeply.

Where it applies

  • science education
  • independent research
  • problem solving

Putting it to work

  • conduct personal experiments
  • verify claims independently
  • document findings

Questions to consider

  • What did you learn by discovering it yourself?
  • Why does direct experience matter more than being told?

Another view

Some discoveries require communal verification to be useful.

More from Carl Sagan

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  3. We are like butterflies who flutter for a day and think it's forever.

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