Science is a way to not fool ourselves.
Carl SaganRead
When you look more generally at life on Earth, you find that it is all the same kind of life. There are not many different kinds; there's only one kind. It uses about fifty fundamental biological building blocks, organic molecules.
Interpretation
What this quote means
All life on Earth is fundamentally similar, composed of a limited set of organic molecules.
In this quote, Carl Sagan emphasizes the unity of life on Earth, suggesting that despite the diversity of species and ecosystems, all living beings share a common biological foundation. This perspective encourages a deeper understanding of our connection to nature and the importance of all forms of life in the intricate web of existence.
Themes
LifeUnityBiologyNatureConnection
In practice
Example use cases
In a speech about environmental conservation, one could use this quote to highlight the importance of protecting all forms of life.
More from Carl Sagan
All quotes →In more than one respect, the exploring of the Solar System and homesteading other worlds constitutes the beginning, much more than the end, of history.
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How smart does a chimpanzee have to be before killing him constitutes murder?
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The hole in the ozone layer is a kind of skywriting. At first it seemed to spell out our continuing complacency before a witch's brew of deadly perils. But perhaps it really tells of a newfound talent to work together to protect the global environment.
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There is a reward structure in science that is very interesting: Our highest honors go to those who disprove the findings of the most revered among us. So Einstein is revered not just because he made so many fundamental contributions to science, but because he found an imperfection in the fundamental contribution of Isaac Newton.
Carl SaganRead
The simplest thought, like the concept of the number one, has an elaborate logical underpinning.
Carl SaganRead
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