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  • Carl Sagan Quotes   592
  • At the heart of science is an essential balance between two seemingly contradictory attitudes-an openness to new ideas, no matter how bizarre or counterintuitive they may be, and the most ruthless skeptical scrutiny of all ideas, old and new. This is how deep truths are winnowed from deep nonsense.
    • 5 years ago



    Tags : Carl Sagan Quotes , Attitude Quotes , Heart Quotes
  • A religion old or new, that stressed the magnificence of the universe as revealed by modern science, might be able to draw forth reserves of reverence and awe hardly tapped by the conventional faiths. Sooner or later such a religion will emerge.
    • 5 years ago



    Tags : Carl Sagan Quotes , Science Quotes , Religion Quotes
  • One of the reasons for its success is that science has a built-in, error-correcting machinery at its very heart. Some may consider this an overbroad characterization, but to me every time we exercise self-criticism, every time we test our ideas against the outside world, we are doing science. When we are self-indulgent and uncritical, when we confuse hopes and facts, we slide into pseudoscience and superstition.
    • 5 years ago



    Tags : Carl Sagan Quotes , Heart Quotes , Exercise Quotes
  • What a marvelous cooperative arrangement - plants and animals each inhaling each other's exhalations, a kind of planet-wide mutual mouth-to-stoma resuscitation, the entire elegant cycle powered by a star 150 million kilometers away.
    • 5 years ago



    Tags : Carl Sagan Quotes , Stars Quotes , Animal Quotes
  • But, Jefferson worried that the people - and the argument goes back to Thucydides and Aristotle - are easily misled. He also stressed, passionately and repeatedly, that it was essential for the people to understand the risks and benefits of government, to educate themselves, and to involve themselves in the political process. Without that, he said, the wolves will take over.
    • 5 years ago



    Tags : Carl Sagan Quotes , Government Quotes , People Quotes
  • All of the rocky and metallic material we stand on, the iron in our blood, the calcium in our teeth, the carbon in our genes were produced billions of years ago in the interior of a red giant star. We are made of star stuff.
    • 5 years ago



    Tags : Carl Sagan Quotes , Stars Quotes , Blood Quotes
  • Many statements about God are confidently made by theologians on grounds that today at least sound specious. Thomas Aquinas claimed to prove that God cannot make another God, or commit suicide, or make a man without a soul, or even make a triangle whose interior angles do not equal 180 degrees. But Bolyai and Lobachevsky were able to accomplish this last feat (on a curved surface) in the nineteenth century, and they were not even approximately gods.
    • 5 years ago



    Tags : Carl Sagan Quotes , Suicide Quotes , Atheist Quotes