The possible solutions to a given problem emerge as the leaves of a tree, each node representing a point of deliberation and decision.

Yet, I am convinced that there is a need for high quality software, and the time will come when it will be recognized that it is worth investing effort in its development and in using a careful, structured approach based on safe, structured languages.

Usually its users discover sooner or later that their program does not deliver all the desired results, or worse, that the results requested were not the ones really needed.

Niklaus Wirth Quotes