Ask not first what the system does; ask what it does it to!

I have always felt sympathy towards the biologists who accept to debate creationists. Now I also understand them better; one can fight opinions, not articles of faith.

The role of a trainer or consultant is to empower the customer, not to make himself indispensable

As Mr. Nagle so competently points out, almost no one uses Eiffel; in fact until recently there were only 9 users. But now a 10th person just started, so we are holding a conference, appropriately titled the TENTH Eiffel USER conference, to celebrate.

Software entities (classes, modules, functions, etc.) should be open for extension, but closed for modification.

Eiffel borrows quite openly from several earlier programming languages and I am sure that if we had found a good language construct in C we would have used it as well.

C++ is the only current language making COBOL look good