I don’t want to believe. I want to know.
CARL SAGANAll civilizations become either spacefaring or extinct.
More Carl Sagan Quotes
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The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple pies were made in the interiors of collapsing stars. We are made of starstuff.
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Across the sea of space, the stars are other suns.
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Not all birds can fly. What separates the flyers from the walkers is the ability to take off.
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We are star stuff which has taken its destiny into its own hands.
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We live in a vast and awesome universe in which, daily, suns are made and worlds destroyed, where humanity clings to an obscure clod of rock.
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People are not stupid. They believe things for reasons.
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Better the hard truth, I say, than the comforting fantasy.
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Our ancestors lived out of doors. They were as familiar with the night sky as most of us are with our favorite television programs.
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Every kid starts out as a natural-born scientist, and then we beat it out of them. A few trickle through the system with their wonder and enthusiasm for science intact.
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There are no forbidden questions in science, no matters too sensitive or delicate to be probed, no sacred truths.
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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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For me, it is far better to grasp the Universe as it really is than to persist in delusion, however satisfying and reassuring.
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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.
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Books break the shackles of time, proof that humans can work magic.
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Nothing disturbs me more than the glorification of stupidity.
CARL SAGAN