“The working examples of important new systems seem to have come either from entrepreneurial efforts (Visicalc is a good example) or from large companies, like Bell Labs and most especially Xerox, that were much involved with computers and could afford research into them, but did not regard them as their primary business.”
Reflections on Software Research (1984)
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Dennis M. Ritchie 13
American computer scientist 1941–2011Related quotes
As quoted in A Modern Introduction to Logic (1930), p. 198.

Source: (1776), Book I, Chapter II, p. 17.
Source: Computer-Aided Design: A Statement of Objectives (1960), p. iii; Abstract.
Abstract 2009 edition.
Marketing management: A contemporary perspective, 2003

Quoted in the IBM employee magazine Think in 1979. Cited by his Associated Press obituary http://www.msnbc.msn.com/id/17704662/