[Bacteria are the] dark matter of the biological world [with 4 million mostly unknown species in a ton of soil].
E. O. WilsonRead
If you ask almost any of them, 'Do you stand behind your theory? Is this the answer?' I think almost everyone would say, 'No, no, no. I'm just trying to expand the range of possibilities.' We really don't know what's going on.
Interpretation
This quote emphasizes the uncertainty and exploratory nature of scientific theories.
In this quote, Saul Perlmutter highlights the idea that most scientists do not claim absolute certainty about their theories. Instead, they are primarily focused on expanding the range of possibilities and understanding the complexities of the universe, recognizing that there is much we still do not comprehend.
In practice
In a discussion about scientific theories at a conference.
[Bacteria are the] dark matter of the biological world [with 4 million mostly unknown species in a ton of soil].
On two occasions I have been asked, 'Pray, Mr. Babbage, if you put into the machine wrong figures, will the right answers come out?' I am not able rightly to apprehend the kind of confusion of ideas that could provoke such a question.
The scientific spirit is of more value than its products, and irrationally held truths may be more harmful than reasoned errors.
You can make a stack high enough to reach the moon and back, and only then will you have used your 100 billion hamburgers. This is terrifying news to cows.
If the government regulates against use of drones or stem cells or artificial intelligence, all that means is that the work and the research leave the borders of that country and go someplace else.
When scientifically investigating the natural world, the only thing worse than a blind believer is a seeing denier.
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