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Quotes by Professor Edsger Dijkstra

The fathers of the field had been pretty confusing: John von Neumann speculated about computers and the human brain in analogies sufficiently wild to be worthy of a medieval thinker, and Alan Turing thought about criteria to settle the question of whether machines can think, a question of which we now know that it is about as relevant as the question of whether submarines can swim.

It is practically impossible to teach good programming style to students that have had prior exposure to BASIC; as potential programmers they are mentally mutilated beyond hope of regeneration.

PL1, "the fatal disease", belongs more to the problem set than to the solution set.

Computer Science is no more about computers than astronomy is about telescopes.