Source: System Engineering (1957), p. 302; As cited in: Thomas C. Ford (2008) Interoperability Measurement. p. 146
“[Systems should be classified] on the basis of the types of inputs with which they must cope.”
Source: System Engineering (1957), p. 299; As cited in: Thomas C. Ford (2008) Interoperability Measurement. p. 146
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Robert E. Machol 24
American systems engineer 1917–1998Related quotes

Von Foerster (1963, p. ii) as cited in Peter M. Asaro (2007). "Heinz von Foerster and the Bio-Computing Movements of the 1960s," http://cybersophe.org/writing/Asaro%20HVF%26BCL.pdf
1960s

“I believe the landed interest should be the basis of our political and social system.”
Source: Speech in Shrewsbury (9 May 1843), quoted in Selected Speeches of the Late Right Honourable the Earl of Beaconsfield, Volume I, ed. T. E. Kebbel (1882), p. 55
Source: The Social Psychology of Organizations (1966), p. 16-17
Source: Systems Thinking, Systems Practice, 1981, p. 223 as cited in: Gillian Ragsdell, Daune West, Jennifer Wilby (2002) Systems Theory and Practice in the Knowledge Age. p. 82. In the original quote Checkland summarised his earlier work with Smyth published in 1976.

“Global poverty is an "input" on the supply side; the global economic system feeds on cheap labor.”
Source: The Globalization of Poverty and the New World Order - Second Edition - (2003), Chapter 5, The Global Cheap-Labor Economy, p. 69 (See also: Rosa Luxemburg, Karl Marx)
Source: General System Theory (1968), 2. The Meaning of General Systems Theory, p. 37