The entire evolutionary record on our planet, particularly the record contained in fossil endocasts, illustrates a progressive tendency toward intelligence. There is nothing mysterious about this:smart organisms by and large survive better and leave more offspring than stupid ones.

Carl Sagan
About This Quote

As the world continues to get more and more technologically advanced, it is inevitable that humans will become smarter and smarter. This would cause our species to evolve even further and eventually into a higher form of life.

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More Quotes By Carl Sagan
  1. 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.
  2. The cosmos is within us. We are made of star-stuff. We are a way for the universe to know itself.
  3. 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...
  4. A celibate clergy is an especially good idea, because it tends to suppress any hereditary propensity toward fanaticism.
  5. We are star stuff harvesting sunlight.
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