Carl Sagan Quotes, Tree Quotes, Stuff Quotes

This oak tree and me, we're made of the same stuff.

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Cleverly designed experiments are the key.

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Scientists constantly get clobbered with the idea that we spent 27 billion dollars on the Apollo programs, and are asked "What more do you want?" We didn't spend it; it was done for political reasons. ... Apollo was a response to the Bay of Pigs fiasco and to the successful orbital flight of Yuri Gagarin. President Kennedy's objective was not to find out the origin of the moon by the end of the decade; rather it was to put a man on the moon and bring him back, and we did that.

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If you wish to make an apple pie from scratch, you must first invent the universe.

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We live on a mote of dust suspended in a sunbeam

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What began in deadly competition has helped us to see that global cooperation is the essential precondition for our survival. Travel is broadening. It's time to hit the road again.

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Tags : Carl Sagan Quotes , Competition Quotes , Survival Quotes

Science is not perfect. It's often misused; it's only a tool, but it's the best tool we have. Self-correcting , ever changing, applicable to everything: with this tool, we vanquish the impossible.

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Tags : Carl Sagan Quotes , Self Quotes , Perfect Quotes

Our concern for the future can be tested by how well we support our libraries.

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Maxwell's Equations have had a greater impact on human history than any ten presidents.

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Tags : Carl Sagan Quotes , Impact Quotes , President Quotes

There are many hypotheses in science which are wrong. That’s perfectly all right: it’s the aperture to finding out what’s right. Science is a self-correcting process.

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Tags : Carl Sagan Quotes , Truth Quotes , Self Quotes

But down deep, at the molecular heart of life we're essentially identical to trees.

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Except in pure mathematics, nothing is known for certain (although much is certainly false).

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Before we invented civilization our ancestors lived mainly in the open out under the sky. Before we devised artificial lights and atmospheric pollution and modern forms of nocturnal entertainment we watched the stars. There were practical calendar reasons of course but there was more to it than that. Even today the most jaded city dweller can be unexpectedly moved upon encountering a clear night sky studded with thousands of twinkling stars. When it happens to me after all these years it still takes my breath away.

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Tags : Carl Sagan Quotes , Stars Quotes , Night Quotes

Valid criticism does you a favor.

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Finding the occasional straw of truth awash in a great ocean of confusion and bamboozle requires intelligence, vigilance, dedication, and courage. But if we don't practice these tough habits of thought, we cannot hope to solve the truly serious problems that face us --- and we risk becoming a nation of suckers, up for grabs by the next charlatan who comes along.

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Tags : Carl Sagan Quotes , Atheist Quotes , Ocean Quotes

While our behavior is still significantly controlled by our genetic inheritance, we have, through our brains, a much richer opportunity to blaze new behavioral and cultural pathways on short timescales.

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If you want to save your child from polio, you can pray or you can inoculate....Try science.

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It is the tension between creativity and skepticism that has produced the stunning and unexpected findings of science.

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The Hindu religion is the only of the World's great faiths dedicated to the idea that the Cosmos itself undergoes an immense, indeed an infinite, number of deaths and rebirths.

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Tags : Carl Sagan Quotes , Ideas Quotes , Numbers Quotes

Philosophers and scientists confidently offer up traits said to be uniquely human, and the monkeys and apes casually knock them down -- toppling the pretension that humans constitute some sort of biological aristocracy among the beings on Earth.

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Tags : Carl Sagan Quotes , Aristocracy Quotes , Earth Quotes