Carl Sagan said this quote

“ The secrets of evolution, are time and death. There's an unbroken thread that stretches from those first cells to us. ”

Famous Quotes of Carl Sagan

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Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred billion galaxies, you will not find another.

~ Carl Sagan

Carl Sagan Humanity Individuality Love Mercy

The cosmos is within us. We are made of star-stuff. We are a way for the universe to know itself.

~ Carl Sagan

Carl Sagan Connectedness Evolution Life Origin Of Life Perspective Philosophy Quantum Physics Stardust Stars

The Cosmos is all that is or 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.

~ Carl Sagan

Carl Sagan Carl Sagan Cosmos Life Mystery Universe

A celibate clergy is an especially good idea, because it tends to suppress any hereditary propensity toward fanaticism.

~ Carl Sagan

Carl Sagan Life Organized Religion Religion Science Zealotry