---
title: "Best Donald Knuth Quotes"
description: "Donald Ervin Knuth is an American computer scientist and mathematician. He is a professor emeritus at Stanford University. He is the 1974 recipient of t..."
image: "https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b008/author-donald-knuth-30007.jpg"
---

![Portrait of Donald Knuth](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b008/author-donald-knuth-30007.jpg)

# Donald Knuth

(1938)   Mathematician   United States

 **78** quotes in **431** categories

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Donald Knuth is a mathematician from the United States, best known for *The art of computer programming*.

## Quick Facts About Donald Knuth

Born January 10, 1938

Nationality United States

Profession Mathematician

Notable works The art of computer programming

Known for TeX, The Art of Computer Programming, literate programming, Computer Modern, WEB

## About Donald Knuth

Donald Ervin Knuth is an American computer scientist and mathematician. He is a professor emeritus at Stanford University. He is the 1974 recipient of the ACM Turing Award, informally considered the Nobel Prize of computer science. Knuth has been called the "father of the analysis of algorithms".

## Awards & Honors

honorary doctor of Harvard University honorary doctorate of the University of Glasgow Fellow of the American Mathematical Society honorary doctor of ETH Zürich honorary doctor of the University of Paris-Est-Marne-la-Vallée honorary doctorate of the Masaryk University honorary doctor of the University of Tübingen honorary doctor of the University of Antwerp

Show 24 more awards honorary doctorate from University of Bordeaux-I honorary doctorate from University of Paris-XI Turing Award John von Neumann Prize IEEE John von Neumann Medal National Medal of Science Leroy P. Steele Prize ACM Software System Award Paul R. Halmos - Lester R. Ford Awards Guggenheim Fellowship Faraday Medal Josiah Willard Gibbs Lectureship Grace Murray Hopper Award Harvey Prize W. Wallace McDowell Award Franklin Medal Fellow of the British Computer Society BBVA Foundation Frontiers of Knowledge Award Kyoto Prize in Advanced Technology Turing Talk Foreign Member of the Royal Society ACM Fellow Computer History Museum Fellow Fellow of the Society for Industrial and Applied Mathematics

##  Quotes by Donald Knuth · Page 2

> [Any inaccuracies in this index may be explained by the fact that it has been prepared with the help of a computer.](https://sms4smile.com/quotes/donald-knuth/any-inaccuracies-in-this-index-may-be-explained-by-the-fact-that-it/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Computer](https://sms4smile.com/quotes/about/computer/)

[Image](https://sms4smile.com/quotes/i/ae1/donald-knuth-8762_computer_any-inaccuracies-in-this-index-may-be-ex_174968.jpg)

> [We should continually be striving to transform every art into a science: in the process, we advance the art.](https://sms4smile.com/quotes/donald-knuth/we-should-continually-be-striving-to-transform-every-art-into-a/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Art](https://sms4smile.com/quotes/about/art/)

[Image](https://sms4smile.com/quotes/i/a49/donald-knuth-8762_art_we-should-continually-be-striving-to-tra_2604993.jpg)

> [Meta-design is much more difficult than design; it's easier to draw something than to explain how to draw it.](https://sms4smile.com/quotes/donald-knuth/meta-design-is-much-more-difficult-than-design-it-s-easier-to-draw/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Design](https://sms4smile.com/quotes/about/design/)

[Image](https://sms4smile.com/quotes/i/b28/donald-knuth-8762_design_meta-design-is-much-more-difficult-than_2401942.jpg)

> [The designer of a new kind of system must participate fully in the implementation.](https://sms4smile.com/quotes/donald-knuth/the-designer-of-a-new-kind-of-system-must-participate-fully-in-the/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Design](https://sms4smile.com/quotes/about/design/)

[Image](https://sms4smile.com/quotes/i/150/donald-knuth-8762_design_the-designer-of-a-new-kind-of-system-mus_1658088.jpg)

> [I've never been a good estimator of how long things are going to take.](https://sms4smile.com/quotes/donald-knuth/i-ve-never-been-a-good-estimator-of-how-long-things-are-going-to-take/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Long](https://sms4smile.com/quotes/about/long/)

[Image](https://sms4smile.com/quotes/i/b15/donald-knuth-8762_long_i-ve-never-been-a-good-estimator-of-how_516834.jpg)

> [TeX has found at least one bug in every Pascal compiler it's been run on, I think, and at least two in…](https://sms4smile.com/quotes/donald-knuth/tex-has-found-at-least-one-bug-in-every-pascal-compiler-it-s-been-run/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Bugs](https://sms4smile.com/quotes/about/bugs/)

[Image](https://sms4smile.com/quotes/i/2bf/donald-knuth-8762_bugs_tex-has-found-at-least-one-bug-in-every_1331409.jpg)

> [Science is what we understand well enough to explain to a computer. Art is everything else we do.](https://sms4smile.com/quotes/donald-knuth/science-is-what-we-understand-well-enough-to-explain-to-a-computer/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Art](https://sms4smile.com/quotes/about/art/)

[Image](https://sms4smile.com/quotes/i/c1d/donald-knuth-8762_art_science-is-what-we-understand-well-enoug_656111.jpg)

> [Random numbers should not be generated with a method chosen at random](https://sms4smile.com/quotes/donald-knuth/random-numbers-should-not-be-generated-with-a-method-chosen-at-random/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Chance](https://sms4smile.com/quotes/about/chance/)

[Image](https://sms4smile.com/quotes/i/31e/donald-knuth-8762_chance_random-numbers-should-not-be-generated-w_646522.jpg)

> [The process of preparing programs for a digital computer is especially attractive, not only because it can economically and scientifically rewarding, but…](https://sms4smile.com/quotes/donald-knuth/the-process-of-preparing-programs-for-a-digital-computer-is/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Aesthetic](https://sms4smile.com/quotes/about/aesthetic/)

[Image](https://sms4smile.com/quotes/i/5be/donald-knuth-8762_aesthetic_the-process-of-preparing-programs-for-a_112101.jpg)

> [To me, it looks more or less like the hardware designers have run out of ideas and that they're trying to pass…](https://sms4smile.com/quotes/donald-knuth/to-me-it-looks-more-or-less-like-the-hardware-designers-have-run-out/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Blame](https://sms4smile.com/quotes/about/blame/)

[Image](https://sms4smile.com/quotes/i/2e1/donald-knuth-8762_blame_to-me-it-looks-more-or-less-like-the-har_784353.jpg)

> [My general working style is to write everything first with pencil and paper, sitting beside a big wastebasket. Then I use Emacs…](https://sms4smile.com/quotes/donald-knuth/my-general-working-style-is-to-write-everything-first-with-pencil-and/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Bigs](https://sms4smile.com/quotes/about/bigs/)

[Image](https://sms4smile.com/quotes/i/c9d/donald-knuth-8762_bigs_my-general-working-style-is-to-write-eve_1022749.jpg)

> [I remember that mathematicians were telling me in the 1960s that they would recognize computer science as a mature discipline when it…](https://sms4smile.com/quotes/donald-knuth/i-remember-that-mathematicians-were-telling-me-in-the-1960s-that-they/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[1960s](https://sms4smile.com/quotes/about/zz-1960s-426/)

[Image](https://sms4smile.com/quotes/i/707/donald-knuth-8762_1960s_i-remember-that-mathematicians-were-tell_2028344.jpg)

> [The hardest thing is to go to sleep at night, when there are so many urgent things needing to be done. A…](https://sms4smile.com/quotes/donald-knuth/the-hardest-thing-is-to-go-to-sleep-at-night-when-there-are-so-many/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Able](https://sms4smile.com/quotes/about/able/)

[Image](https://sms4smile.com/quotes/i/cb3/donald-knuth-8762_able_the-hardest-thing-is-to-go-to-sleep-at-n_1416888.jpg)

> [ \[The Euclidean algorithm is\] the granddaddy of all algorithms, because it is the oldest nontrivial algorithm that has survived to the present… ](https://sms4smile.com/quotes/donald-knuth/the-euclidean-algorithm-is-the-granddaddy-of-all-algorithms-because/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Algorithms](https://sms4smile.com/quotes/about/algorithms/)

[Image](https://sms4smile.com/quotes/i/880/donald-knuth-8762_algorithms_the-euclidean-algorithm-is-the-granddadd_96085.jpg)

> [ The psychological profiling \[of a programmer\] is mostly the ability to shift levels of abstraction, from low level to high level. To… ](https://sms4smile.com/quotes/donald-knuth/the-psychological-profiling-of-a-programmer-is-mostly-the-ability-to/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Ability](https://sms4smile.com/quotes/about/ability/)

[Image](https://sms4smile.com/quotes/i/339/donald-knuth-8762_ability_the-psychological-profiling-of-a-program_899892.jpg)

> [I'll never know everything. My life would be a lot worse if there was nothing I knew the answers about - and…](https://sms4smile.com/quotes/donald-knuth/i-ll-never-know-everything-my-life-would-be-a-lot-worse-if-there-was/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Answers](https://sms4smile.com/quotes/about/answers/)

[Image](https://sms4smile.com/quotes/i/f3c/donald-knuth-8762_answers_i-ll-never-know-everything-my-life-would_19134.jpg)

> [If you find that you're spending almost all your time on theory, start turning some attention to practical things; it will improve…](https://sms4smile.com/quotes/donald-knuth/if-you-find-that-you-re-spending-almost-all-your-time-on-theory-start/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Attention](https://sms4smile.com/quotes/about/attention/)

[Image](https://sms4smile.com/quotes/i/6d8/donald-knuth-8762_attention_if-you-find-that-you-re-spending-almost_2390285.jpg)

> [A mathematical formula should never be "owned" by anybody! Mathematics belong to God.](https://sms4smile.com/quotes/donald-knuth/a-mathematical-formula-should-never-be-owned-by-anybody-mathematics/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Formulas](https://sms4smile.com/quotes/about/formulas/)

[Image](https://sms4smile.com/quotes/i/36a/donald-knuth-8762_formulas_a-mathematical-formula-should-never-be-o_2988232.jpg)

> [I have a hunch that the unknown sequences of DNA will decode into copyright notices and patent protections.](https://sms4smile.com/quotes/donald-knuth/i-have-a-hunch-that-the-unknown-sequences-of-dna-will-decode-into/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Copyright](https://sms4smile.com/quotes/about/copyright/)

[Image](https://sms4smile.com/quotes/i/4cc/donald-knuth-8762_copyright_i-have-a-hunch-that-the-unknown-sequence_229550.jpg)

> [The enjoyment of one's tools is an essential ingredient of successful work.](https://sms4smile.com/quotes/donald-knuth/the-enjoyment-of-one-s-tools-is-an-essential-ingredient-of-successful/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Enjoyment](https://sms4smile.com/quotes/about/enjoyment/)

[Image](https://sms4smile.com/quotes/i/097/donald-knuth-8762_enjoyment_the-enjoyment-of-one-s-tools-is-an-essen_2140315.jpg)

> [I try to learn certain areas of computer science exhaustively; then I try to digest that knowledge into a form that is…](https://sms4smile.com/quotes/donald-knuth/i-try-to-learn-certain-areas-of-computer-science-exhaustively-then-i/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Areas](https://sms4smile.com/quotes/about/areas/)

[Image](https://sms4smile.com/quotes/i/e41/donald-knuth-8762_areas_i-try-to-learn-certain-areas-of-computer_3079254.jpg)

> [People think that computer science is the art of geniuses but the actual reality is the opposite, just many people doing things…](https://sms4smile.com/quotes/donald-knuth/people-think-that-computer-science-is-the-art-of-geniuses-but-the-2/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Actual](https://sms4smile.com/quotes/about/actual/)

[Image](https://sms4smile.com/quotes/i/383/donald-knuth-8762_actual_people-think-that-computer-science-is-th_1985923.jpg)

> [Let us change our traditional attitude to the construction of programs. Instead of imagining that our main task is to instruct a…](https://sms4smile.com/quotes/donald-knuth/let-us-change-our-traditional-attitude-to-the-construction-of/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Attitude](https://sms4smile.com/quotes/about/attitude/)

[Image](https://sms4smile.com/quotes/i/a3d/donald-knuth-8762_attitude_let-us-change-our-traditional-attitude-t_2220840.jpg)

> [In fact, my main conclusion after spending ten years of my life working on the TEX project is that software is hard.…](https://sms4smile.com/quotes/donald-knuth/in-fact-my-main-conclusion-after-spending-ten-years-of-my-life/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Conclusion](https://sms4smile.com/quotes/about/conclusion/)

[Image](https://sms4smile.com/quotes/i/716/donald-knuth-8762_conclusion_in-fact-my-main-conclusion-after-spendin_129685.jpg)

> [Email is a wonderful thing for those people whose role in life is to be on top of things, but not for…](https://sms4smile.com/quotes/donald-knuth/email-is-a-wonderful-thing-for-those-people-whose-role-in-life-is-to/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Email](https://sms4smile.com/quotes/about/email/)

[Image](https://sms4smile.com/quotes/i/c63/donald-knuth-8762_email_email-is-a-wonderful-thing-for-those-peo_626486.jpg)

> [Science is knowledge which we understand so well that we can teach it to a computer; and if we don't fully understand…](https://sms4smile.com/quotes/donald-knuth/science-is-knowledge-which-we-understand-so-well-that-we-can-teach-it/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Art](https://sms4smile.com/quotes/about/art/)

[Image](https://sms4smile.com/quotes/i/45b/donald-knuth-8762_art_science-is-knowledge-which-we-understand_2129069.jpg)

> [The whole thing that makes a mathematician’s life worthwhile is that he gets the grudging admiration of three or four colleagues.](https://sms4smile.com/quotes/donald-knuth/the-whole-thing-that-makes-a-mathematician-s-life-worthwhile-is-that/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Admiration](https://sms4smile.com/quotes/about/admiration/)

[Image](https://sms4smile.com/quotes/i/bea/donald-knuth-8762_admiration_the-whole-thing-that-makes-a-mathematici_834840.jpg)

> [For his major contributions to the analysis of algorithms and the design of programming languages, and in particular for his contributions to…](https://sms4smile.com/quotes/donald-knuth/for-his-major-contributions-to-the-analysis-of-algorithms-and-the/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Algorithms](https://sms4smile.com/quotes/about/algorithms/)

[Image](https://sms4smile.com/quotes/i/a9c/donald-knuth-8762_algorithms_for-his-major-contributions-to-the-analy_2319027.jpg)

> [The most important thing in the programming language is the name. A language will not succeed without a good name. I have…](https://sms4smile.com/quotes/donald-knuth/the-most-important-thing-in-the-programming-language-is-the-name-a/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Important](https://sms4smile.com/quotes/about/important/)

[Image](https://sms4smile.com/quotes/i/3b1/donald-knuth-8762_important_the-most-important-thing-in-the-programm_3164614.jpg)

> [We should forget about small efficiencies, say about 97% of the time: premature optimization is the root of all evil. Yet we…](https://sms4smile.com/quotes/donald-knuth/we-should-forget-about-small-efficiencies-say-about-97-of-the-time/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Critical](https://sms4smile.com/quotes/about/critical/)

[Image](https://sms4smile.com/quotes/i/3b6/donald-knuth-8762_critical_we-should-forget-about-small-efficiencie_342657.jpg)

> [I think people who write programs do have at least a glimmer of extra insight into the nature of God... because creating…](https://sms4smile.com/quotes/donald-knuth/i-think-people-who-write-programs-do-have-at-least-a-glimmer-of-extra/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Creating](https://sms4smile.com/quotes/about/creating/)

[Image](https://sms4smile.com/quotes/i/e56/donald-knuth-8762_creating_i-think-people-who-write-programs-do-hav_426693.jpg)

> [Whenever the C++ language designers had two competing ideas as to how they should solve some problem, they said, "OK, we'll do…](https://sms4smile.com/quotes/donald-knuth/whenever-the-c-language-designers-had-two-competing-ideas-as-to-how/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Baroque](https://sms4smile.com/quotes/about/baroque/)

[Image](https://sms4smile.com/quotes/i/85f/donald-knuth-8762_baroque_whenever-the-c-language-designers-had-tw_577579.jpg)

> [I decry the current tendency to seek patents on algorithms. There are better ways to earn a living than to prevent other…](https://sms4smile.com/quotes/donald-knuth/i-decry-the-current-tendency-to-seek-patents-on-algorithms-there-are/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Algorithms](https://sms4smile.com/quotes/about/algorithms/)

[Image](https://sms4smile.com/quotes/i/e6d/donald-knuth-8762_algorithms_i-decry-the-current-tendency-to-seek-pat_1693364.jpg)

> [People who are more than casually interested in computers should have at least some idea of what the underlying hardware is like.…](https://sms4smile.com/quotes/donald-knuth/people-who-are-more-than-casually-interested-in-computers-should-have/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Computer](https://sms4smile.com/quotes/about/computer/)

[Image](https://sms4smile.com/quotes/i/680/donald-knuth-8762_computer_people-who-are-more-than-casually-intere_958227.jpg)

> [I currently use Ubuntu Linux, on a standalone laptop - it has no Internet connection. I occasionally carry flash memory drives between…](https://sms4smile.com/quotes/donald-knuth/i-currently-use-ubuntu-linux-on-a-standalone-laptop-it-has-no/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Connections](https://sms4smile.com/quotes/about/connections/)

[Image](https://sms4smile.com/quotes/i/ff9/donald-knuth-8762_connections_i-currently-use-ubuntu-linux-on-a-standa_1291723.jpg)

> [Email is a wonderful thing for people whose role in life is to be on top of things. But not for me;…](https://sms4smile.com/quotes/donald-knuth/email-is-a-wonderful-thing-for-people-whose-role-in-life-is-to-be-on/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Bottom](https://sms4smile.com/quotes/about/bottom/)

[Image](https://sms4smile.com/quotes/i/d35/donald-knuth-8762_bottom_email-is-a-wonderful-thing-for-people-wh_2730856.jpg)

> [Always remember, however, that there’s usually a simpler and better way to do something than the first way that pops into your…](https://sms4smile.com/quotes/donald-knuth/always-remember-however-that-there-s-usually-a-simpler-and-better-way/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Better way](https://sms4smile.com/quotes/about/better-way/)

[Image](https://sms4smile.com/quotes/i/cf7/donald-knuth-8762_better-way_always-remember-however-that-there-s-usu_417679.jpg)

> [The manuals we got from IBM would show examples of programs and I knew I could do a heck of a lot…](https://sms4smile.com/quotes/donald-knuth/the-manuals-we-got-from-ibm-would-show-examples-of-programs-and-i/)

[Donald Knuth](https://sms4smile.com/quotes/author/donald-knuth/)

[Example](https://sms4smile.com/quotes/about/example/)

[Image](https://sms4smile.com/quotes/i/d27/donald-knuth-8762_example_the-manuals-we-got-from-ibm-would-show-e_441359.jpg)

## Donald Knuth by topic

[Programming (31)](https://sms4smile.com/quotes/about/programming/donald-knuth/) [Technology (28)](https://sms4smile.com/quotes/about/technology/donald-knuth/) [Computers (21)](https://sms4smile.com/quotes/about/computers/donald-knuth/) [Computer (21)](https://sms4smile.com/quotes/about/computer/donald-knuth/) [Science (15)](https://sms4smile.com/quotes/about/science/donald-knuth/) [Program (10)](https://sms4smile.com/quotes/about/program/donald-knuth/) [People (10)](https://sms4smile.com/quotes/about/people/donald-knuth/)

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                        "text": "The process of preparing programs for a digital computer is especially attractive, not only because it can economically and scientifically rewarding, but also because it can be an aesthetic experience much like composing poetry or music.",
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                        "text": "To me, it looks more or less like the hardware designers have run out of ideas and that they're trying to pass the blame for the future demise of Moore's Law to the software writers by giving us machines that work faster only on a few key benchmarks!",
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                        "text": "My general working style is to write everything first with pencil and paper, sitting beside a big wastebasket. Then I use Emacs to enter the text into my machine.",
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                        "text": "I remember that mathematicians were telling me in the 1960s that they would recognize computer science as a mature discipline when it had 1,000 deep algorithms. I think we've probably reached 500.",
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                        "text": "The hardest thing is to go to sleep at night, when there are so many urgent things needing to be done. A huge gap exists between what we know is possible with today's machines and what we have so far been able to finish.",
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                        "text": "[The Euclidean algorithm is] the granddaddy of all algorithms, because it is the oldest nontrivial algorithm that has survived to the present day.",
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                        "text": "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.",
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                        "text": "I'll never know everything. My life would be a lot worse if there was nothing I knew the answers about - and if there was nothing I didn't know the answers about.",
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                        "text": "For his major contributions to the analysis of algorithms and the design of programming languages, and in particular for his contributions to the \"art of computer programming\" through his well-known books in a continuous series by this title.",
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                        "text": "The most important thing in the programming language is the name. A language will not succeed without a good name. I have recently invented a very good name and now I am looking for a suitable language.",
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                        "text": "We should forget about small efficiencies, say about 97% of the time: premature optimization is the root of all evil. Yet we should not pass up our opportunities in that critical 3%",
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                        "text": "I think people who write programs do have at least a glimmer of extra insight into the nature of God... because creating a program often means that you have to create a small universe",
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                        "text": "Whenever the C++ language designers had two competing ideas as to how they should solve some problem, they said, \"OK, we'll do them both\". So the language is too baroque for my taste.",
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                        "text": "I decry the current tendency to seek patents on algorithms. There are better ways to earn a living than to prevent other people from making use of one's contributions to computer science.",
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