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“It is said that men may not be the dreams of the god, but rather that the gods are the dreams of men.”

Carl Sagan book Cosmos

Source: Cosmos

“An organism at war with itself is doomed.”

Carl Sagan

“There are naive questions, tedious questions, ill-phrased questions, questions put after inadequate self-criticism. But every question is a cry to understand the world. There is no such thing as a dumb question.”

Carl Sagan book The Demon-Haunted World

Source: The Demon-Haunted World: Science as a Candle in the Dark

“.. Think of the rivers of blood spilled by all those generals and emperors so that in glory and in triumph they could become the 'Momentary' masters of a 'Fraction' of a 'Dot”

Carl Sagan book Pale Blue Dot

Source: Pale Blue Dot: A Vision of the Human Future in Space

“We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology.”

Carl Sagan

"Why We Need To Understand Science" in The Skeptical Inquirer Vol. 14, Issue 3 (Spring 1990) http://www.csicop.org/si/show/why_we_need_to_understand_science

“The Cosmos is all that is or ever was or ever will be.”

Carl Sagan book Cosmos

p. 4
Source: The Cosmos is all that is or ever was or ever will be. Our feeblest contemplations of the Cosmos stir us — there is a tingling in the spine, a catch in the voice, a faint sensation as if a distant memory, of falling from a height. We know we are approaching the greatest of mysteries.

“Science is based on experiment, on a willingness to challenge old dogma, on an openness to see the universe as it really is. Accordingly, science sometimes requires courage - at the very least the courage to question the conventional wisdom.”

Carl Sagan

“The visions we offer our children shape the future.”

Carl Sagan

“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.”

Carl Sagan book Cosmos

Source: Cosmos

“We can't help it. Life looks for life.”

Carl Sagan

“We have begun to contemplate our origins: starstuff pondering the stars; organized assemblages of ten billion billion billion atoms considering the evolution of atoms; tracing the long journey by which, here at least, consciousness arose.”

Carl Sagan book Cosmos

53 min 54 sec
Source: We are the local embodiment of a Cosmos grown to selfawareness. We have begun to contemplate our origins: starstuff pondering the stars; organized assemblages of ten billion billion billion atoms considering the evolution of atoms; tracing the long journey by which, here at least, consciousness arose. Our loyalties are to the species and the planet. We speak for Earth. Our obligation to survive is owed not just to ourselves but also to that Cosmos, ancient and vast, from which we spring.
Context: And we who embody the local eyes and ears and thoughts and feelings of the cosmos we've begun, at last, to wonder about our origins. Star stuff, contemplating the stars organized collections of 10 billion-billion-billion atoms contemplating the evolution of matter tracing that long path by which it arrived at consciousness here on the planet Earth and perhaps, throughout the cosmos.

“What a marvelous cooperative arrangement - plants and animals each inhaling each other's exhalations, a kind of planet-wide mutual mouth-to-stoma resuscitation, the entire elegant cycle powered by a star 150 million kilometers away.”

Carl Sagan book Cosmos

Source: Cosmos

“When we look up at night and view the stars, everything we see is shinning because of distant nuclear fusion.”

Carl Sagan book Cosmos

Source: Cosmos

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

Carl Sagan book Pale Blue Dot

Source: Pale Blue Dot: A Vision of the Human Future in Space

“Any faith that admires truth, that strives to know God, must be brave enough to accommodate the universe.”

Carl Sagan book Contact

Source: Contact

“The way to find out about our place in the universe is by examining the universe and by examining ourselves - without preconceptions, with as unbiased a mind as we can muster.”

Carl Sagan

“I try not to think with my gut. If I'm serious about understanding the world, thinking with anything besides my brain, as tempting as that might be, is likely to get me into trouble.”

Carl Sagan book The Demon-Haunted World

Source: The Demon-Haunted World : Science as a Candle in the Dark (1995), Ch. 11 : The Dragon in My Garage, p. 180
Source: The Demon-Haunted World: Science as a Candle in the Dark
Context: I try not to think with my gut. If I'm serious about understanding the world, thinking with anything besides my brain, as tempting as that might be, is likely to get me into trouble. Really, it's okay to reserve judgment until the evidence is in.

“[:]

If ‘fulfilled prophecy’ is your criterion, why do you not believe in materialistic science, which has an unparalleled record of fulfilled prophecy? Consider, for example, eclipses.”

Carl Sagan

“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.”

Carl Sagan book Cosmos

Source: Cosmos