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When someone builds a bridge, he uses engineers who have been certified as knowing what they are doing. Yet when someone builds you a software program, he has no similar certification, even though your safety may be just as dependent upon that software working as it is upon the bridge supporting your weight.

David Parnas

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David Parnas
Age: 83
Born: 1941
Born: February 10
Computer Scientist
Engineer
University Teacher
Plattsburgh
New York
David Lorge Parnas
Someone
Safety
Supporting
May
Program
Engineers
Even
Weight
Bridge
Knowing
Uses
Though
Software
Working
Bridges
Certification
Upon
Similar
Certified
Use
Dependent
Builds

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Whenever anyone says, 'theoretically', they really mean, 'not really'.
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Artificial intelligence has the same relation to intelligence as artificial flowers have to flowers.
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Copy and paste is a design error.
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Requirements in mathematical language are no use unless they are easier to read than the code.
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Many spend their time berating practitioners for not applying their method. We all need to disseminate our ideas, but most of our time should be spent applying and improving our methods, not selling them. The best way to sell a mouse trap is to display some trapped mice.
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