The universe is a pretty big place. If it’s just us, seems like an awful waste of space.
CARL SAGANIf we ruin the earth, there is no place else to go.
More Carl Sagan Quotes
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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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Science is a way of thinking much more than it is a body of knowledge.
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The price we pay for anticipation of the future is anxiety about it.
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We are star stuff harvesting sunlight.
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We live on a mote of dust suspended in a sunbeam.
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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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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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Other things being equal, it is better to be smart than to be stupid.
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If we ruin the earth, there is no place else to go.
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Extinction is the rule. Survival is the exception.
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I think the health of our civilization, the depth of our awareness about the underpinnings of our culture and our concern for the future can all be tested by how well we support our libraries.
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Writing is the greatest of human inventions, binding together people, citizens of distant epochs, who never knew one another.
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We are a way for the cosmos to know itself.
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And you are made of a hundred trillion cells. We are, each of us, a multitude.
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The brain is like a muscle. When it is in use we feel very good. Understanding is joyous.
CARL SAGAN