Avoidable human misery is more often caused not so much by stupidity as by ignorance, particularly our ignorance about ourselves.
CARL SAGANAvoidable human misery is more often caused not so much by stupidity as by ignorance, particularly our ignorance about ourselves.
CARL SAGANThose at too great a distance may, I am well are, mistake ignorance for perspective.
CARL SAGANOur ancestors lived out of doors. They were as familiar with the night sky as most of us are with our favorite television programs.
CARL SAGANThe universe seems neither benign nor hostile, merely indifferent.
CARL SAGANExcept in pure mathematics, nothing is known for certain (although much is certainly false).
CARL SAGANWe can’t help it. Life looks for life.
CARL SAGANThere are no forbidden questions in science, no matters too sensitive or delicate to be probed, no sacred truths.
CARL SAGANAcross the sea of space, the stars are other suns.
CARL SAGANThere are as many atoms in one molecule of DNA as there are stars in a typical galaxy.
CARL SAGANIf 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.
CARL SAGANIf we ruin the earth, there is no place else to go.
CARL SAGANAny faith that admires truth, that strives to know God, must be brave enough to accommodate the universe.
CARL SAGANAll over the world there are enormous numbers of smart, even gifted, people who harbor a passion for science.
CARL SAGANThe universe is a pretty big place. If it’s just us, seems like an awful waste of space.
CARL SAGANThe price we pay for anticipation of the future is anxiety about it.
CARL SAGANTo live in the hearts we leave behind is to live forever.
CARL SAGAN