
Source: Father and Child Reunion (2001), p. 31.
"The Decline of Academic Freedom at Dartmouth College", 20 October 2005.
Letter published in "Appleton Leaves Dartmouth", 2005
Source: Father and Child Reunion (2001), p. 31.
“The light in the world comes principally from two sources,—the sun, and the student's lamp.”
Source: Intuitions and Summaries of Thought (1862), Volume II, p. 16.
Interview with Carl Anderson http://oralhistories.library.caltech.edu/89/ (1979). Oral History Project, California Institute of Technology Archives, Pasadena, California.
http://www.sciencefriday.com/segments/carl-sagan-science-is-a-way-of-thinking/
Carl Sagan: 'Science Is a Way of Thinking', Science Friday interview from May 1996
27 December 2013
Source: 1960s, Continuities in Cultural Evolution (1964), p. 321
“Good judgment comes from experience, and experience - well, that comes from poor judgment.”