It is easier to change the specification to fit the program than vice versa.

Learning French is trivial: the word for horse is cheval, and everything else follows in the same way.

There are two ways to write error-free programs; only the third one works.

Adapting old programs to fit new machines usually means adapting new machines to behave like old ones.

In programming, as in everything else, to be in error is to be reborn.

C programmers never die. They are just cast into void.

One can't proceed from the informal to the formal by formal means.