“It is right that we should stand by and act on our principles; but not right to hold them in obstinate blindness, or retain them when proved to be erroneous.”
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Michael Faraday 30
English scientist 1791–1867Related quotes

Speech on Hugh Scanlon's union's rejection of the Industrial Relations Act in Wells, Somerset (23 November 1973).
1970s

“I do not argue with obstinate men. I act in spite of them.”
Hercule Poirot
Source: The Mystery of the Blue Train (1928)

To the CCC (1992), as quoted in The Ku Klux Klan in Mississippi http://www.pdfarchive.info/pdf/N/Ne/Newton_Michael_-_The_Ku_Klux_Klan_in_Mississippi.pdf (2010), by Michael Newton, p. 195.
1990s

Declaration of Conscience (1950)

“We have signed international conventions, such as on women's rights, and we should respect them.”
Senior Saudi royal demands reform, BBC News, 5 September 2007 http://news.bbc.co.uk/2/hi/middle_east/6980056.stm,
