Every cell is a triumph of natural selection, and we’re made of trilli…

Carl Sagan
415 citations
Every cell is a triumph of natural selection, and we’re made of trillions of cells. Within us, is a little universe.
Death
29

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There are no forbidden questions in science, no matters too sensitive or delicate to be probed, no sacred truths. ✨ Carl Sagan (2011). Demon-Haunted World: Science as a Candle in the Dark, p.56, Ball … ▶
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Every cell is a triumph of natural selection, and we’re made of trillions of cells. Within us, is a little universe.

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