“Self-knowledge is the only basis of true knowledge.”
John Taylor Gatto (1935–2018) American teacher, book author
Bk. 1, chap. 1; as cited in: Robert Edouard Moritz. Memorabilia mathematica; or, The philomath's quotation-book https://archive.org/stream/memorabiliamathe00moriiala#page/81/mode/2up, (1914), p. 224 <br class="br">System of positive polity (1852)
“Self-knowledge is the only basis of true knowledge.”
John Taylor Gatto (1935–2018) American teacher, book author
Marilyn Ferguson (1938–2008) American writer
The Aquarian Conspiracy (1980), Chapter Six, Liberating Knowledge: News from the Frontiers of Science
Donella Meadows (1941–2001) American environmental scientist, teacher, and writer
Pages 188-191.
Thinking in systems: A Primer (2008)
Andrew Vachss (1942) American writer and lawyer
Trey Bundy as published on FatFreeRadio.net on December 4, 2000.
Paul Klee (1879–1940) German Swiss painter
Diary entry (March 1906), # 759, in The Diaries of Paul Klee, 1898-1918; University of California Press, 1968
1903 - 1910
Eric Trist (1909–1993) British scientist
Source: The evolution of socio-technical systems, (1981), p. 6
Russell L. Ackoff (1919–2009) Scientist
This [understanding of why systems work] requires synthetic thinking... Analysis is the way scientists conduct research. Synthetic thinking is exemplified by design.
Ackoff & Greenberg (2008) Turning Learning Right Side Up. p. 61 as cited in: Stephen M Millett (2011) Managing the Future: A Guide to Forecasting and Strategic Planning. p. 52.
2000s
James Martin (author) (1933–2013) British information technology consultant and writer
Source: Information Engineering (1989), p. 1; cited in Karl E. Kurbel (2008) The making of information systems [electronic resource]. p. 176
Paul Cilliers (1956–2011) South African philosopher
Paul Cilliers (2005: 263) as quoted in: Vikki Bell (2007) Culture and Performance: The Challenge of Ethics, Politics and Feminist Theory. p. 8