Carl Sagan Quotes - Page 13
Carl Sagan, Ann Druyan (2011). “Pale Blue Dot: A Vision of the Human Future in Space”, p.76, Ballantine Books
The Earth is a place. It is by no means the only place. It is not even a typical place.
Carl Sagan (2011). “Cosmos”, p.26, Ballantine Books
"Cosmos: A Personal Voyage". TV Series, Episode 13: Who Speaks for Earth?, 1990.
Carl Sagan (2011). “Demon-Haunted World: Science as a Candle in the Dark”, p.263, Ballantine Books
Carl Sagan (2011). “Cosmos”, p.361, Ballantine Books
How smart does a chimpanzee have to be before killing him constitutes murder?
"Dragons of Eden: Speculations on the Evolution of Human Intelligence".
Carl Sagan, Ann Druyan (2011). “Pale Blue Dot: A Vision of the Human Future in Space”, p.71, Ballantine Books
Carl Sagan (2012). “Dragons of Eden: Speculations on the Evolution of Human Intelligence”, p.3, Ballantine Books
Carl Sagan (2011). “Demon-Haunted World: Science as a Candle in the Dark”, p.538, Ballantine Books
Carl Sagan (2011). “Cosmos”, p.362, Ballantine Books
Carl Sagan (2011). “Billions & Billions: Thoughts on Life and Death at the Brink of the Millennium”, p.32, Ballantine Books
Carl Sagan, Tom Head (2006). “Conversations with Carl Sagan”, p.70, Univ. Press of Mississippi
Carl Sagan, Jerald F. TerHorst, Allan J. Mayer, Sharon S. McKern, Laurence J. Peter (1980). “Broca's brain: reflections on the romance of science”
Carl Sagan (2011). “Demon-Haunted World: Science as a Candle in the Dark”, p.528, Ballantine Books
"Cosmos: A Personal Voyage". Book by Carl Sagan, p. 332, 1980.