We invented phonetic writing so we could put our sounds down on paper and, by glancing at a page, hear someone speaking in our head — an invention th… - Carl Sagan

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We invented phonetic writing so we could put
our sounds down on paper and, by glancing at a page, hear someone speaking in our head — an invention that became so widespread in the last few thousand years that we hardly ever stop to consider how astonishing it is

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About Carl Sagan

Carl Edward Sagan (9 November 1934 – 20 December 1996) was an American astronomer, planetary scientist, cosmologist, astrophysicist, astrobiologist, author, and science communicator. His best known scientific contribution is research on extraterrestrial life, including experimental demonstration of the production of amino acids from basic chemicals by radiation. Sagan assembled the first physical messages sent into space, the Pioneer plaque and the Voyager Golden Record, universal messages that could potentially be understood by any extraterrestrial intelligence that might find them. Sagan argued the hypothesis, accepted since, that the high surface temperatures of Venus can be attributed to, and calculated using, the greenhouse effect. He testified to the US Congress in 1985 that the greenhouse effect will change the earth's climate system.

Biography information from Wikiquote

Also Known As

Native Name: Carl Edward Sagan
Alternative Names: Sagan Carl E. Sagan Carl E Sagan C. E. Sagan C.E. Sagan C E Sagan C. Sagan C Sagan Sagan C Sagan C. Sagan C. E. Sagan CE
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Additional quotes by Carl Sagan

Both scepticism and wonder are skills that need honing and practice. Their harmonious marriage within the mind of every schoolchild ought to be a principal goal of public education. I’d love to see such a domestic felicity portrayed in the media, television especially: a community of people really working the mix - full of wonder, generously open to every notion, dismissing nothing except for good reason, but at the same time, and as second nature, demanding stringent standards of evidence; and these standards applied with at least as much rigour to what they hold dear as to what they are tempted to reject with impunity.

Now, there has been the view that ... if there is nothing special about us in space then maybe there is something special about us in time. ... To me, the principal trouble with this idea is that 99.998% of the lifetime of the universe, from its beginning to now, was over before humans appeared on the scene.

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We’ve arranged a society on science and technology in which
nobody understands anything about science and technology, and
this combustible mixture of ignorance and power sooner or later is
going to blow up in our faces. I mean, who is running the science and
technology in a democracy if the people don’t know anything about
it? Science is more than a body of knowledge, it’s a way of thinking. If
we are not able to ask skeptical questions to interrogate those who tell
us something is true, to be skeptical of those in authority, then we’re
up for grabs for the next charlatan political or religious leader who
comes ambling along. It’s a thing that Jefferson lay great stress on.
It wasn’t enough, he said, to enshrine some rights in the Constitution
and the Bill of Rights, the people had to be educated and they have to
practice their skepticism and their education. Otherwise, we don’t run
the government, the government runs us. — Carl Sagan

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