There are no forbidden questions in science, no matters too sensitive or delicate to be probed, no sacred truths.
CARL SAGANThere are no forbidden questions in science, no matters too sensitive or delicate to be probed, no sacred truths.
CARL SAGANThe only thing we’ve found that makes the emptiness bearable, is each other.
CARL SAGANScience is not only compatible with spirituality; it is a profound source of spirituality.
CARL SAGANExcept in pure mathematics, nothing is known for certain (although much is certainly false).
CARL SAGANThe universe seems neither benign nor hostile, merely indifferent.
CARL SAGANThe price we pay for anticipation of the future is anxiety about it.
CARL SAGANWriting is the greatest of human inventions, binding together people, citizens of distant epochs, who never knew one another.
CARL SAGANThe universe is not required to be in perfect harmony with human ambition.
CARL SAGANThe truth may be puzzling. It may take some work to grapple with. It may be counterintuitive. It may contradict deeply held prejudices. It may not be consonant with what we desperately want to be true. But our preferences do not determine what’s true.
CARL SAGANThe visions we offer our children shape the future.
CARL SAGANWe live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology.
CARL SAGANWhere we have strong emotions, we’re liable to fool ourselves.
CARL SAGANArguments 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.
CARL SAGANThere are as many atoms in one molecule of DNA as there are stars in a typical galaxy.
CARL SAGANAdvances in medicine and agriculture have saved vastly more lives than have been lost in all the wars in history.
CARL SAGANEvery 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.
CARL SAGAN