Carl Sagan Quotes

592 quotes · Astronomer, Astrophysicist

Page 26 of 50

Carl Sagan Quotes

All Philosophical Courageous Spiritual Creative Wise 592 quotes · page 26 of 50

Carl Sagan

Astronomer, Astrophysicist

Philosophical

“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.”

Order Opposites Greek

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Carl Sagan

Astronomer, Astrophysicist

Courageous

“Ask courageous questions. Do not be satisfied with superficial answers. Be open to wonder and at the same time subject all claims to knowledge, without exception, to intense skeptical scrutiny. Be aware of human fallibility. Cherish your species and your planet.”

Answers Wonder Courageous

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Wise

“Wisdom lies in understanding our limitations.”

Lying Understanding Limitation

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Spiritual

“We are one species. We are starstuff.”

Universe Species

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Philosophical

“We are, in the most profound sense, children of the Cosmos.”

Children Profound

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Spiritual

“We on Earth have just awakened to the great oceans of space and time from which we have emerged. We are the legacy of 15 billion years of cosmic evolution. We have a choice: We can enhance life and come to know the universe that made us, or we can squander our 15 billion-year heritage in meaningless self-destruction. What happens in the first second of the next cosmic year depends on what we do, here and now, with our intelligence and our knowledge of the cosmos.”

Years Self Ocean

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Philosophical

“The Bill of Rights decoupled religion from the state, in part because so many religions were steeped in an absolutist frame of mind - each convinced that it alone had a monopoly on the truth and therefore eager for the state to impose this truth on others.”

Mind Rights Church

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Creative

“In the fabric of space and in the nature of matter, as in a great work of art, there is, written small, the artist's signature.”

Art Space Nature

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Creative

“Who are we, if not measured by our impact on others? That’s who we are! We’re not who we say we are, we’re not who we want to be - we are the sum of the influence and impact that we have, in our lives, on others.”

Want Motivational Impact

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Philosophical

“When you look more generally at life on Earth, you find that it is all the same kind of life. There are not many different kinds; there's only one kind. It uses about fifty fundamental biological building blocks, organic molecules.”

Different Block Molecules

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Philosophical

“The well-meaning contention that all ideas have equal merit seems to me little different from the disastrous contention that no ideas have any merit.”

Ideas Different Merit

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Funny

“Except for fools and madmen, everyone knows that nuclear war would he an unprecedented human catastrophe.”

War Fool Nuclear

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