Carl Sagan Quotes, Children Quotes, Growing Up Quotes

There is a report that says that kids who watch violent TV programs tend to be more violent when they grow up. But did the TV cause the violence, or do violent children preferentially enjoy watching violent programs?

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Tags : Carl Sagan Quotes , Children Quotes , Growing Up Quotes

Other things being equal, it is better to be smart than to be stupid.

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Tags : Carl Sagan Quotes , Smart Quotes , Stupid Quotes

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.

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Tags : Carl Sagan Quotes , Integrity Quotes , Heart Quotes

Those afraid of the universe as it really is, those who pretend to nonexistent knowledge and envision a Cosmos centered on human beings will prefer the fleeting comforts of superstition.

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Tags : Carl Sagan Quotes , Comfort Quotes , Cosmos Quotes

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

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Tags : Carl Sagan Quotes , Death Quotes , Faith Quotes

It's perilous and foolhardy for the average citizen to remain ignorant about global warming, say, or ozone depletion, air pollution, toxic and radioactive wastes, acid rain, topsoil erosion, tropical deforestation, exponential population growth. Jobs and wages depend on science and technology.

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Tags : Carl Sagan Quotes , Jobs Quotes , Rain Quotes

My parents were not scientists. They knew almost nothing about science. But in introducing me simultaneously to skepticism and to wonder, they taught me the two uneasily cohabiting modes of thought that are central to the scientific method.

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Tags : Carl Sagan Quotes , Science Quotes , Two Quotes

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

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Tags : Carl Sagan Quotes , Mathematics Quotes , Certain Quotes

The absence of evidence is not the evidence of absence.

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Tags : Carl Sagan Quotes , Absence Quotes

Religions are often state-protected nurseries of pseudoscience, although there's no reason why religions have to play that role. In a way, it's an artefact from times long gone.

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Tags : Carl Sagan Quotes , Play Quotes , Nurse Quotes

We are not smart enough to decide which pieces of knowledge are permissible and which are not.

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Tags : Carl Sagan Quotes , Smart Quotes , Pieces Quotes

I’m struck again by the irony that spaceflight-conceived in the cauldron of nationalist rivalries and hatreds-brings with it a stunning transnational vision. You spend even a little time contemplating the Earth from orbit and the most deeply engrained nationalisms begin to erode. They seem the squabbles of mites on a plum.

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Tags : Carl Sagan Quotes , Hatred Quotes , Vision Quotes

Our loyalties are to the species and the planet. We speak for Earth.

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Tags : Carl Sagan Quotes , Loyalty Quotes , Cosmos Quotes

Present global culture is a kind of arrogant newcomer. It arrives on the planetary stage following four and a half billion years of other acts, and after looking about for a few thousand years declares itself in possession of eternal truths. But in a world that is changing as fast as ours, this is a prescription for disaster. No nation, no religion, no economic system, no body of knowledge, is likely to have all the answers for our survival. There must be many social systems that would work far better than any now in existence. In the scientific tradition, our task is to find them.

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Tags : Carl Sagan Quotes , Years Quotes , Survival Quotes

The reappearance of the crescent moon after the new moon; the return of the Sun after a total eclipse, the rising of the Sun in the morning after its troublesome absence at night were noted by people around the world; these phenomena spoke to our ancestors of the possibility of surviving death. Up there in the skies was also a metaphor of immortality.

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Tags : Carl Sagan Quotes , Morning Quotes , Sunset Quotes

In Mozambique, the story goes, monkeys do not talk, because they know if they utter even a single word some man will come and put them to work.

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Tags : Carl Sagan Quotes , Men Quotes , Mozambique Quotes

A book is proof that humans are capable of working magic.

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Tags : Carl Sagan Quotes , Book Quotes , Magic Quotes

When you make the finding yourself - even if you're the last person on Earth to see the light - you'll never forget it.

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Tags : Carl Sagan Quotes , Inspirational Quotes , Educational Quotes

It is all a matter of time scale. An event that would be unthinkable in a hundred years may be inevitable in a hundred million.

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Tags : Carl Sagan Quotes , Years Quotes , May Quotes

I can find in my undergraduate classes, bright students who do not know that the stars rise and set at night, or even that the Sun is a star.

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Tags : Carl Sagan Quotes , Stars Quotes , Night Quotes