Carl Sagan Quotes

"Somewhere, something incredible is waiting to be known." ~ Carl Sagan

 "The simplest thought, like the concept of the number one, has an elaborate logical underpinning." ~ Carl Sagan

 "The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple pies were made in the interiors of collapsing stars. We are made of starstuff." ~ Carl Sagan

 "Nothing disturbs me more than the glorification of stupidity." ~ Carl Sagan

 "Our passion for learning ... is our tool for survival." ~ Carl Sagan

 "If we continue to accumulate only power and not wisdom, we will surely destroy ourselves." ~ Carl Sagan

 "We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology." ~ Carl Sagan

 "You can't convince a believer of anything; for their belief is not based on evidence, it's based on a deep seated need to believe" ~ Carl Sagan

 "Even through your hardest days, remember we are all made of stardust." ~ Carl Sagan

 "You have to know the past to understand the present." ~ Carl Sagan

 "The dumbing down of America is evident in the slow decay of substantive content, a kind of celebration of ignorance." ~ Carl Sagan

 "Frederick Douglas taught that literacy is the path from slavery to freedom. There are many kinds of slavery and many kinds of freedom, but reading is still the path." ~ Carl Sagan

 "Imagination will often carry us to worlds that never were. But without it we go nowhere." ~ Carl Sagan

 "The absence of evidence is not the evidence of absence." ~ Carl Sagan

 "We are the universe experiencing itself." ~ Carl Sagan

 "If we can't think for ourselves, if we're unwilling to question authority, then we're just putty in the hands of those in power." ~ Carl Sagan

 "The universe is a pretty big place. If it's just us, seems like an awful waste of space." ~ Carl Sagan

 "Human beings have a demonstrated talent for self-deception when their emotions are stirred." ~ Carl Sagan

 "Don't judge everyone else by your own limited experience." ~ Carl Sagan

 "We are like butterflies who flutter for a day and think it is forever." ~ Carl Sagan

 "Science is not only compatible with spirituality; it is a profound source of spirituality." ~ Carl Sagan

 "Where we have strong emotions, we're liable to fool ourselves." ~ Carl Sagan

 "Extraordinary claims demand extraordinary evidence" ~ Carl Sagan

 "Every star may be a sun to someone." ~ Carl Sagan

 "We live on a mote of dust suspended in a sunbeam" ~ Carl Sagan

 "To live in the hearts of others is to never die in those we leave behind." ~ Carl Sagan

 "If you wish to make an apple pie from scratch, you must first invent the universe." ~ Carl Sagan

 "The cosmos is within us. We are made of star stuff" ~ Carl Sagan

 "Ask courageous questions. Do not be satisfied with superficial answers." ~ Carl Sagan

 "Your god is too small for my universe." ~ Carl Sagan