Carl Sagan Quotes, Impact Quotes

Who are we, if not measured by our impact on others?

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In exchange for freedom of inquiry, scientists are obliged to explain their work.

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Tags : Carl Sagan Quotes , Inquiry Quotes , Scientist Quotes

But amid much elegance and precision, the details of life and the Universe also exhibit haphazard, jury-rigged arrangements and much poor planning. What shall we make of this: an edifice abandoned early in construction by the architect?

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Tags : Carl Sagan Quotes , Details Of Life Quotes , Atheism Quotes

I don't know the answer. Maybe no one knows. Maybe when you grow up, you'll be the first to find out.

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If the press descended, the science would surely suffer.

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Tags : Carl Sagan Quotes , Suffering Quotes , Ifs Quotes

If chimpanzees have consciousness, if they are capable of abstractions, do they not have what until now has been described as 'human rights'? How smart does a chimp have to be before killing him constitutes murder?

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Tags : Carl Sagan Quotes , Smart Quotes , Animal Quotes

Our ancestors worshipped the Sun, and they were not that foolish. It makes sense to revere the Sun and the stars, for we are their children.

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Tags : Carl Sagan Quotes , Stars Quotes , Children Quotes

Personally, I would be delighted if there were a life after death, especially if it permitted me to continue to learn about this world and others, if it gave me a chance to discover how history turns out.

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Tags : Carl Sagan Quotes , Death Quotes , History Quotes

War is murder writ large.

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An atheist is someone who is certain that God does not exist, someone who has compelling evidence against the existence of God. I know of no such compelling evidence.

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Tags : Carl Sagan Quotes , Atheist Quotes , Doe Quotes

The library connects us with the insight and knowledge, painfully extracted from Nature, of the greatest minds that ever were, with the best teachers, drawn from the entire planet and from all our history, to instruct us without tiring, and to inspire us to make our own contribution to the collective knowledge of the human species.

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Tags : Carl Sagan Quotes , Teacher Quotes , Inspire Quotes

Cosmos is a Greek word for the order of the universe. It is, in a way, the opposite of Chaos. It implies the deep interconnectedness of all things. It conveys awe for the intricate and subtle way in which the universe is put together.

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Tags : Carl Sagan Quotes , Order Quotes , Opposites Quotes

All inquires carry with them some element of risk. There is no guarantee that the universe will conform to our predispositions.

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Tags : Carl Sagan Quotes , Guarantees That Quotes , Risk Quotes

If I finish a book a week, I will read only a few thousand books in my lifetime, about a tenth of a percent of the contents of the greatest libraries of our time. The trick is to know which books to read.

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Tags : Carl Sagan Quotes , Book Quotes , Library Quotes

It's hard to kill a creature once it lets you see its consciousness.

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Tags : Carl Sagan Quotes , Vastness Quotes , Consciousness Quotes

For all its material advantages, the sedentary life has left us edgy, unfulfilled, even after 400 generations in villages and cities, we haven't forgotten: The open road still softly calls like a nearly forgotten song of childhood.

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Tags : Carl Sagan Quotes , Song Quotes , Cities Quotes

[Science] is not perfect. It can be misused. It is only a tool. But it is by far the best tool we have, self-correcting, ongoing, applicable to everything. It has two rules. First: there are no sacred truths; all assumptions must be critically examined; arguments from authority are worthless. Second: whatever is inconsistent with the facts must be discarded or revised. ... The obvious is sometimes false; the unexpected is sometimes true.

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Tags : Carl Sagan Quotes , Science Quotes , Self Quotes

The visions we offer our children shape the future. It _matters_ what those visions are. Often they become self-fulfilling prophecies. Dreams are maps.

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We have heard the rationales offered by the nuclear superpowers. We know who speaks for the nations. But who speaks for the human species? Who speaks for Earth?

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Tags : Carl Sagan Quotes , Nuclear Quotes , Earth Quotes

What distinguishes our species is thought. The cerebral cortex is in a way a liberation. We need no longer be trapped in the genetically inherited behavior patterns of lizards and baboons: territoriality and aggression and dominance hierarchies. We are each of us largely responsible for what gets put in to our brains. For what as adults we wind up caring for and knowing about. No longer at the mercy of the reptile brain we can change ourselves. Think of the possibilities.

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Tags : Carl Sagan Quotes , Caring Quotes , Thinking Quotes