Carl Sagan Quotes, Home Quotes, Heart Quotes

At a few hundred kilometers altitude, the Earth fills half your sky, and the band of blue that stretches from Mindanao to Bombay, which your eye encompasses in a single glance, can break your heart with its beauty. Home you think. Home. This is my world. This is where I come from. Everyone I know, everyone I ever heard of, grew up down there, under that relentless and exquisite blue.

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Tags : Carl Sagan Quotes , Home Quotes , Heart 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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If we continue to accumulate only power and not wisdom, we will surely destroy ourselves.

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Clutching our crystals and religiously consulting our horoscopes, our critical faculties in steep decline, unable to distinguish between what's true and what feels good, we slide, almost without noticing, into superstition and darkness.

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Tags : Carl Sagan Quotes , Feel Good Quotes , Darkness Quotes

For all our conceits about being the center of the universe, we live in a routine planet of a humdrum star stuck away in an obscure corner ... on an unexceptional galaxy which is one of about 100 billion galaxies. ... That is the fundamental fact of the universe we inhabit, and it is very good for us to understand that.

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Tags : Carl Sagan Quotes , Stars Quotes , Humility Quotes

Centuries hence, when current social and political problems may seem as remote as the problems of the Thirty Years' War are to us, our age may be remembered chiefly for one fact: It was the time when the inhabitants of the earth first made contact with the vast cosmos in which their small planet is embedded.

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The cannabis experience has greatly improved my appreciation for art, a subject which I had never much appreciated before.

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If you are only skeptical, then no new ideas make it through to you.

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In the middle 1970s an astronomer I admire put together a modest manifesto called "Objections to Astrology" and asked me to endorse it. I struggled with his wording, and in the end found myself unable to sign, not because I thought astrology has any validity whatever, but because I felt (and still feel) that the tone of the statement was authoritarian.

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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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The universe seems neither benign nor hostile, merely indifferent.

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Don't judge everyone else by your own limited experience.

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At the extremes it is difficult to distinguish pseudoscience from rigid, doctrinaire religion.

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For all its material advantages, the sedentary life has left us edgy, unfulfilled, even after 400 generations in villages and cities, we haven't forgotten: The open road still softly calls like a nearly forgotten song of childhood.

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The secrets of evolution are death and time-the deaths of enormous numbers of lifeforms that were imperfectly adapted to the environment; and time for a long succession of small mutations.

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Tags : Carl Sagan Quotes , Science Quotes , Numbers Quotes

One of the great commandments of science is: 'Mistrust arguments from authority.'

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The politicians and the religious leaders and the weapons scientists have been at it for a long time and they've made a thorough mess of it. I mean, we're in deep trouble.

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

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The library connects us with the insight and knowledge, painfully extracted from Nature, of the greatest minds that ever were, with the best teachers, drawn from the entire planet and from all our history, to instruct us without tiring, and to inspire us to make our own contribution to the collective knowledge of the human species.

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Tags : Carl Sagan Quotes , Teacher Quotes , Inspire Quotes

If we teach only the findings and products of science - no matter how useful and even inspiring they may be - without communicating its critical method, how can the average person possibly distinguish science from pseudoscience?

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Tags : Carl Sagan Quotes , Pain Quotes , Average Quotes