Advances in medicine and agriculture have saved vastly more lives than have been lost in all the wars in history.
CARL SAGANThere are no forbidden questions in science, no matters too sensitive or delicate to be probed, no sacred truths.
More Carl Sagan Quotes
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Knowing a great deal is not the same as being smart; intelligence is not information alone but also judgement, the manner in which information is coordinated and used.
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Every star may be a sun to someone.
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Not explaining science seems to me perverse. When you’re in love, you want to tell the world.
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And you are made of a hundred trillion cells. We are, each of us, a multitude.
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Except in pure mathematics, nothing is known for certain (although much is certainly false).
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The Earth is a very small stage in a vast cosmic arena.
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I’ve always thought an agnostic is an atheist without the courage of his convictions.
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If it can be destroyed by the truth, it deserves to be destroyed by the truth.
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If we continue to accumulate only power and not wisdom, we will surely destroy ourselves.
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Nature is always more subtle, more intricate, more elegant than what we are able to imagine.
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The total number of stars in the Universe is larger than all the grains of sand on all the beaches of the planet Earth.
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I would suggest that science is, at least in my part, informed worship.
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To live in the hearts we leave behind is to live forever.
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Arguments from authority carry little weight, authorities have made mistakes in the past. They will do so again in the future. Perhaps a better way to say it is that in science there are no authorities; at most, there are experts.
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We make our world significant by the courage of our questions and the depth of our answers.
CARL SAGAN