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" Program construction consists of a sequence of refinement steps. "

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" I have never designed a language for its own sake. "

" 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. "

" Programming is usually taught by examples. "

" In the practical world of computing, it is rather uncommon that a program, once it performs correctly and satisfactorily, remains unchanged forever. "

" But active programming consists of the design of new programs, rather than contemplation of old programs. "

" Clearly, programming courses should teach methods of design and construction, and the selected examples should be such that a gradual development can be nicely demonstrated. "

" But quality of work can be expected only through personal satisfaction, dedication and enjoyment. In our profession, precision and perfection are not a dispensible luxury, but a simple necessity. "

" Our ultimate goal is extensible programming (EP). By this, we mean the construction of hierarchies of modules, each module adding new functionality to the system. "

" Software development is technical activity conducted by human beings. "

" It is evidently necessary to generate and test candidates for solutions in some systematic manner. "

" The idea that one might derive satisfaction from his or her successful work, because that work is ingenious, beautiful, or just pleasing, has become ridiculed. "

" A good designer must rely on experience, on precise, logic thinking; and on pedantic exactness. No magic will do. "

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

" Experience shows that the success of a programming course critically depends on the choice of these examples. "

" Many people tend to look at programming styles and languages like religions: if you belong to one, you cannot belong to others. But this analogy is another fallacy. "

" Indeed, the woes of Software Engineering are not due to lack of tools, or proper management, but largely due to lack of sufficient technical competence. "

" My duty as a teacher is to train, educate future programmers. "

" My being a teacher had a decisive influence on making language and systems as simple as possible so that in my teaching, I could concentrate on the essential issues of programming rather than on details of language and notation. "

" Nevertheless, I consider OOP as an aspect of programming in the large; that is, as an aspect that logically follows programming in the small and requires sound knowledge of procedural programming. "