Source: Evolution: A Theory in Crisis (1986), p. 75
“We are made of stellar ash. Our origin and evolution have been tied to distant cosmic events. The exploration of the cosmos is a voyage of self-discovery.”
Source: Cosmos
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Carl Sagan 365
American astrophysicist, cosmologist, author and science ed… 1934–1996Related quotes

Source: A New Critique of Theoretical Thought, Volume I: The Necessary Presuppositions of Philosophy (trans. William S. Young and David H. Freeman), p. 4 ( full context http://www.dbnl.org/tekst/dooy002newc05_01/dooy002newc05_01_0004.php#4)

Article in Nature, 1931, vol 128, page 704

Ann Druyan and the creators of Cosmos: ASO discuss science in a brief promotional video clip for the series entitled, "Science As A Candle In The Darkness" http://channel.nationalgeographic.com/cosmos-a-spacetime-odyssey/videos/science-as-a-candle-in-the-darkness/.

Out of Control: The New Biology of Machines, Social Systems and the Economic World (1995)

1911 - 1914
Source: 'Blaue Reiter' (1912), p. 75–76; as quoted on Wikipedia/El Greco, in 'Postumus critical reputation'
