Science Quotes - Page 197
Carl Sagan, Tom Head (2006). “Conversations with Carl Sagan”, p.62, Univ. Press of Mississippi
Carl Sagan, Tom Head (2006). “Conversations with Carl Sagan”, p.55, Univ. Press of Mississippi
"A Path Where No Man Thought: Nuclear Winter and the End of the Arms Race". Book by Carl Sagan, p. 26, 1990.
Carl Sagan, Tom Head (2006). “Conversations with Carl Sagan”, p.54, Univ. Press of Mississippi
Carl Sagan (2011). “Billions & Billions: Thoughts on Life and Death at the Brink of the Millennium”, p.176, Ballantine Books
Carl Sagan, Ann Druyan (2011). “Pale Blue Dot: A Vision of the Human Future in Space”, p.41, 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.429, Ballantine Books
"The World of Mathematics". Book by J. R. Newman, 1956.
Camille Paglia (2018). “Free Women, Free Men: Sex, Gender, Feminism”, p.31, Canongate Books
We never do evil so effectually as when we are led to do it by a false principle of conscience.
"Dictionary of Burning Words of Brilliant Writers" by Josiah Hotchkiss Gilbert, p. 157, 1895.
Bill Bryson (2014). “A Short History of Nearly Everything”, p.3, Lulu Press, Inc
Bertrand Russell (1986). “Bertrand Russell on God and Religion”
Bertrand Russell (1914). “Our Knowledge of the External World as a Field for Scientific Method in Philosophy”