- "The scientific community should always be able to verify that a published program will produce correct results"
- "A published program will form part of a permanent international literature"
- "A program should be carefully checked by colleagues [...] before it is submitted for publication [...] and it should be refereed"
- "Write each program, quite deliberately, for other people to read and understand"
- "Calculations should be as simple as possible to initiate and control"
- "Break up a long routine into subdivisions"
- "A program becomes more intelligible if it has a clear modular structure"
- "At the present time, it often takes weeks of tedious work to get an existing Fortran program running on a new system"
- "scientific software should be controlled by the scientific community, and not by manufacturers"
- "it is important to attract the right people, and one of their main incentives will be the credit"