In science it often happens that scientists say, 'You know that's a really good argument my position is mistaken', and then they would actually change their minds and you never hear that old view from them again. They really do it. It doesn't happen.
More Quotes from Carl Edward Sagan:
... the use of our intelligence quite properly gives us pleasure. In this respect the brain is like a muscle. When we think well, we feel good. Understanding is a kind of ecstasy.Carl Edward Sagan
You can't convince a believer of anything for their belief is not based on evidence, it's based on a deep seated need to believe.
Carl Edward Sagan
In order to make an apple pie from scratch, you must first create the universe.
Carl Edward Sagan
When Kepler found his long-cherished belief did not agree with the most precise observation, he accepted the uncomfortable fact. He preferred the hard truth to his dearest illusions that is the heart of science.
Carl Edward Sagan
I maintain there is much more wonder in science than in pseudoscience. And in addition, to whatever measure this term has any meaning, science has the additional virtue, and it is not an inconsiderable one, of being true.
Carl Edward Sagan
We have swept through all of the planets in the solar system, from Mercury to Neptune, in a historic 20 (to) 30 year age of spacecraft discovery,
Carl Edward Sagan
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