“Computer viruses have since become a worldwide problem. It begins to look as if parasites are inevitable in any system of life.”
Source: The Red Queen (1993), Ch. 3
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Matt Ridley 65
economist 1958Related quotes

Interview in The Guardian (21 October 2004)
Context: I am only a footnote, but proud of the footnote I have become. My subsequent work — on eliciting principles and developing the theory of interface design, so that many people will be able to do what I did — is probably also footnote-worthy. In looking back at this turn-of-the-century period, the rise of a worldwide network will be seen as the most significant part of the computer revolution.

Speech at Macworld Expo in Boston, as quoted in The Daily News (4 August 1994) http://news.google.com/newspapers?id=bD8PAAAAIBAJ&sjid=IoYDAAAAIBAJ&pg=4837%2C5338590. A nearly identical quote can be found at the end of the second paragraph of his lecture Life in the Universe http://hawking.org.uk/index.php?option=com_content&view=article&id=65 (1996).

The Aquarian Conspiracy (1980), Chapter Nine, Flying and Seeing: New Ways to Learn

WHO Director-General's opening remarks at the media briefing on COVID-19 - 20 March 2020 https://www.who.int/dg/speeches/detail/who-director-general-s-opening-remarks-at-the-media-briefing-on-covid-19---20-march-2020, World Health Organization.

Nur im Zusammenhange eines Satzes bedeuten die Wörter etwas. Es wird also darauf ankommen, den Sinn eines Satzes zu erklären, in dem ein Zahlwort vorkommt.
Gottlob Frege (1950 [1884]). p. 73

Stephen Wolfram: Fundamental Theory of Physics, Life, and the Universe (Sep 15, 2020)
Source: Computer-Aided Design: A Statement of Objectives (1960), p. iii: Abstract.