
Source: Fuzzy sets and fuzzy logic (1995), p. 2-3.
Source: Program On Human Effectiveness, 1996, https://web.stanford.edu/dept/SUL/library/extra4/sloan/mousesite/Archive/Post68/PrHumanEffectiveness.html
Source: Fuzzy sets and fuzzy logic (1995), p. 2-3.
Source: https://www.dougengelbart.org/content/view/138
B.C. Vickery (1970) Techniques of information retrieval. p. 5.
A message to Eckermann on March 11, (1832), translated by Albert Schweizer in Goethe: Five Studies http://archive.is/tOo5z (1961), Beacon Press, p. 56
“Getting old we can deal with. Being old is the problem”
Source: Have a Little Faith: a True Story
Letter to Dr. James Kerr Love (1910), published in Helen Keller in Scotland: a personal record written by herself (1933), edited by James Kerr Love. Paraphrasing of this statement may have been the origin of a similar one which has become attributed to her:
Context: The problems of deafness are deeper and more complex, if not more important, than those of blindness. Deafness is a much worse misfortune. For it means the loss of the most vital stimulus — the sound of the voice that brings language, sets thoughts astir and keeps us in the intellectual company of man.
Source: An Economist's Protest: Columns in Political Economy (1966), p. 107