“It is a shame when nonsense can substitute for fact with impunity.”
In a panel discussion on Real Time with Bill Maher, 02/08/2013
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Lawrence M. Krauss 21
American physicist 1954Related quotes

“A point of view can be a dangerous luxury when substituted for insight and
understanding.”
Source: The Gutenberg Galaxy: The Making of Typographic Man

“The work of science is to substitute facts for appearances, and demonstrations for impressions.”
Volume III
The Stones of Venice (1853)

“Facts and not merely opinions are what we want. Emotionalism is not a substitute for the truth.”
The Philosophy of Atheism
In Chemical and Engineering News, November 10, 1952, as quoted by Alan Tower Waterman in Research for National Defense, in the Bulletin of the Atomic Scientists (March 1953), Vol. 9, No. 2,ISSN 0096-3402, published by Educational Foundation for Nuclear Science, Inc., p. 39.

Child Psychology and Nonsense (15 October 1921)

Source: Innumeracy: Mathematical Illiteracy and its Consequences (1988), Chapter 3, “Pseudoscience” (p. 68)

“Good government can be no substitute for self-government.”
Proceedings of the 8th session of the UN General Assembly, 1953 http://www.dfait-maeci.gc.ca/department/history-histoire/dcer/details-en.asp?intRefid=1940