“no project is completed until its objective has been achieved.”
Paulo Coelho book The Alchemist
Source: The Alchemist
“Because one has to be an optimist to begin an ambitious project, it is not surprising that underestimation of completion time is the norm.”
Source: On Building Systems That Will Fail (1991), p. 75
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Fernando J. Corbató11
American computer scientist 1926–2019Related quotes
Sheri S. Tepper (1929–2016) American fiction writer
Source: Singer from the Sea (1999), Chapter 11, “Various Visitations” (p. 174)
Jane Roberts (1929–1984) American Writer
Session 300, Page 154
The Early Sessions: Sessions 1-42, 1997, The Early Sessions: Book 7
“No one has ever gone broke underestimating the insecurities of the gay and lesbian consumer.”
Dan Savage book Skipping Towards Gomorrah
Source: Skipping Towards Gomorrah (2002), p. 216
“One school is finished, and the time has come for another to begin.”
Richard Bach book Jonathan Livingston Seagull
Source: Jonathan Livingston Seagull
“I’m a pessimist because of intelligence, but an optimist because of will.”
Antonio Gramsci (1891–1937) Italian writer, politician, theorist, sociologist and linguist
Letter from Prison (19 December 1929); also attributed to Romain Rolland.
Source: Gramsci's Prison Letters
Harold Kerzner (1940) American engineer, management consultant
the horizontal hierarchy
Source: Project management for executives (1982), p. 3