There are as many atoms in one molecule of DNA as there are stars in a typical galaxy.
CARL SAGANBooks permit us to voyage through time, to tap the wisdom of our ancestors.
More Carl Sagan Quotes
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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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The visions we offer our children shape the future.
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Books break the shackles of time, proof that humans can work magic.
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The brain is like a muscle. When it is in use we feel very good. Understanding is joyous.
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Extinction is the rule. Survival is the exception.
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The price we pay for anticipation of the future is anxiety about it.
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When we look up at night and view the stars, everything we see is shinning because of distant nuclear fusion.
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We are all stardust.
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If it can be destroyed by the truth, it deserves to be destroyed by the truth.
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Your god is too small for my universe.
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The significance of our lives and our fragile planet is then determined only by our own wisdom and courage.
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Be grateful everyday for the brief but magnificent opportunity that life provides.
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The very act of understanding is a celebration of joining, merging, even if on a very modest scale, with the magnificence of the Cosmos.
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If we continue to accumulate only power and not wisdom, we will surely destroy ourselves.
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The beauty of a living thing is not the atoms that go into it, but the way those atoms are put together.
CARL SAGAN