Donald Knuth

“I have been a happy man ever since January 1, 1990, when I no longer had an email address. I'd used email since about 1975, and it seems to me that 15 years of email is plenty for one lifetime. Email (let's drop the hyphen) Donald Knuth's Stanford University web page”

“All Questions Answered”

“I define UNIX as 30 definitions of regular expressions living under one roof . Digital Typography , ch. 33, p. 649”

“A mathematical formula should never be "owned" by anybody! Mathematics belong to God . Digital Typography , ch. 1, p. 8”

“Science is what we understand well enough to explain to a computer. Art is everything else we do. Foreword to the book A=B”

“The whole thing that makes a mathematician’s life worthwhile is that he gets the grudging admiration of three or four colleagues. Jack Woehr. An interview with Donald Knuth . Dr. Dobb's Journal , pages 16”

“The important thing, once you have enough to eat and a nice house, is what you can do for others, what you can contribute to the enterprise as a whole. Jack Woehr. An interview with Donald Knuth . Dr. Dobb's Journal , pages 16”

“The psychological profiling [of a programmer] is mostly the ability to shift levels of abstraction, from low level to high level. To see something in the small and to see something in the large. Jack Woehr. An interview with Donald Knuth . Dr. Dobb's Journal , pages 16”

“I can’t be as confident about computer science as I can about biology. Biology easily has 500 years of exciting problems to work on. It’s at that level. Computer Literacy Bookshops Interview Computer Literacy Bookshops Interview (1993) On why bioinformatics is very exciting”

“Beware of bugs in the above code; I have only proved it correct, not tried it. Donald Knuth's webpage states the line was used to end a memo entitled Notes on the van Emde Boas construction of priority deques: An instructive use of recursion”