In the practical world of computing, it is rather uncommon that a program, once it performs correctly and satisfactorily, remains unchanged forever. – Niklaus Wirth
But active programming consists of the design of new programs, rather than contemplation of old programs. – Niklaus Wirth
A good designer must rely on experience, on precise, logic thinking and on pedantic exactness. No magic will do. – Niklaus Wirth
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. – Niklaus Wirth