Quote by: Carl Sagan

What a marvelous cooperative arrangement - plants and animals each inhaling each other's exhalations, a kind of planet-wide mutual mouth-to-stoma resuscitation, the entire elegant cycle powered by a star 150 million kilometers away.


Share this:  

Author Bio


  • NameCarl Sagan
  • DescriptionAmerican astrophysicist, cosmologist, author and science educator
  • BornNovember 9, 1934
  • DiedDecember 20, 1996
  • CountryUnited States Of America
  • ProfessionCosmologist; Astrophysicist; Novelist; Planetary Scientist; Space Scientist; Popularizer Of Science; Science Fiction Writer; Science Writer
  • Awards; Pulitzer Prize For General Non-Fiction; Humanist Of The Year