Carl Sagan

40 Inspiring Carl Sagan Quotes

Carl Sagan (November 9, 1934 – December 20, 1996) best known for his work as a science popularizer and communicator. Following are the Carl Sagan quotes with images. Carl Sagan Quotes “Extraordinary claims require extraordinary evidence.” » Carl Sagan “The absence of evidence is not the evidence of absence.” » Carl Sagan “A celibate clergy is …

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