P. W. Botha (1916–2006) South African prime minister
As MP of George, House of Assembly, 7 September 1948, as quoted in Dictionary of South African Quotations, Jennifer Crwys-Williams, Penguin Books, 1994, p. 251
The Integrity of the Intellect (July 1920)
P. W. Botha (1916–2006) South African prime minister
As MP of George, House of Assembly, 7 September 1948, as quoted in Dictionary of South African Quotations, Jennifer Crwys-Williams, Penguin Books, 1994, p. 251
William Ewart Gladstone (1809–1898) British Liberal politician and prime minister of the United Kingdom
Letter to F. W. Hirst on being unable to write a preface to Essays in Liberalism by "Six Oxford Men" (2 January 1897), as quoted In the Golden Days (1947) by F. W. Hirst, p. 158
1890s
“I think people in power have a vested interest to oppose critical thinking.”
Carl Sagan (1934–1996) American astrophysicist, cosmologist, author and science educator
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
“The ability to passionately express opposing opinions is the greatest sign of a healthy democracy.”
Steve Maraboli (1975)
Source: Life, the Truth, and Being Free (2010), p. 94
Sauli Niinistö (1948) 12th president of Finland
Quoted in, President Niinistö Ylie of Judgments of Principal Saints: I have not seen that they have shown "effective rebellion" https://yle.fi/uutiset/3-9663534, Yle Uutiset,
Bertrand Russell (1872–1970) logician, one of the first analytic philosophers and political activist
Source: Why I Am Not a Christian and Other Essays on Religion and Related Subjects
Angelo Vulpini (2003) Venezuelan recording artist
Source: Posted on @angelovulpini, Instagram (June 3, 2019)
“Hayek opposed not merely Keynes’s policy recommendations, but his technical method.”
Alan O. Ebenstein (1959) American political scientist, educator and author
Hayek's Journey: The Mind of Friedrich Hayek (2003)
Lawrence Ferlinghetti (1919) American artist, writer and activist
San Francisco Chronicle, September 24, 2012 http://www.sfgate.com/books/article/Lawrence-Ferlinghetti-s-indelible-image-3886925.php#page-2