The absence of evidence is not evidence of absence.
CARL SAGANIf we continue to accumulate only power and not wisdom, we will surely destroy ourselves.
More Carl Sagan Quotes
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Every star may be a sun to someone.
CARL SAGAN -
Extraordinary claims require extraordinary evidence.
CARL SAGAN -
The 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 SAGAN -
The Earth is a very small stage in a vast cosmic arena.
CARL SAGAN -
Writing is the greatest of human inventions, binding together people, citizens of distant epochs, who never knew one another.
CARL SAGAN -
Stars are phoenixes, rising from their own ashes.
CARL SAGAN -
Nature is unsentimental. Death is built in.
CARL SAGAN -
Any faith that admires truth, that strives to know God, must be brave enough to accommodate the universe.
CARL SAGAN -
For me, it is far better to grasp the Universe as it really is than to persist in delusion, however satisfying and reassuring.
CARL SAGAN -
Not all birds can fly. What separates the flyers from the walkers is the ability to take off.
CARL SAGAN -
Our ancestors lived out of doors. They were as familiar with the night sky as most of us are with our favorite television programs.
CARL SAGAN -
Don’t judge everyone else by your own limited experience.
CARL SAGAN -
The total number of stars in the Universe is larger than all the grains of sand on all the beaches of the planet Earth.
CARL SAGAN -
We are star stuff which has taken its destiny into its own hands.
CARL SAGAN -
The universe is not required to be in perfect harmony with human ambition.
CARL SAGAN







