---
title: "11 Unix Quotes By Dennis Ritchie"
description: "11 Unix quotes by Dennis Ritchie. Plus more from Dennis Ritchie and more Unix sayings from other authors."
image: "https://sms4smile.com/quotes/i/d58/dennis-ritchie-13863_linux_unix-has-retarded-os-research-by-10-year_1507875.jpg"
---

> [Unix has retarded OS research by 10 years and linux has retarded it by 20.](https://sms4smile.com/quotes/dennis-ritchie/unix-has-retarded-os-research-by-10-years-and-linux-has-retarded-it/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

[Image](https://sms4smile.com/quotes/i/d58/dennis-ritchie-13863_linux_unix-has-retarded-os-research-by-10-year_1507875.jpg)

> [The number of UNIX installations has grown to 10, with more expected...](https://sms4smile.com/quotes/dennis-ritchie/the-number-of-unix-installations-has-grown-to-10-with-more-expected/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

[Image](https://sms4smile.com/quotes/i/2ab/dennis-ritchie-13863_expected_the-number-of-unix-installations-has-gro_2308698.jpg)

> [UNIX is simple and coherent, but it takes a genius (or at any rate, a programmer) to understand and appreciate its simplicity.](https://sms4smile.com/quotes/dennis-ritchie/unix-is-simple-and-coherent-but-it-takes-a-genius-or-at-any-rate-a/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

[Image](https://sms4smile.com/quotes/i/f91/dennis-ritchie-13863_appreciate_unix-is-simple-and-coherent-but-it-takes_2332375.jpg)

> [Pretty much everything on the web uses those two things: C and UNIX,](https://sms4smile.com/quotes/dennis-ritchie/pretty-much-everything-on-the-web-uses-those-two-things-c-and-unix/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

[Image](https://sms4smile.com/quotes/i/610/dennis-ritchie-13863_inspirational_pretty-much-everything-on-the-web-uses-t_1054907.jpg)

> [Some consider UNIX to be the second most important invention to come out of AT&T Bell Labs after the transistor.](https://sms4smile.com/quotes/dennis-ritchie/some-consider-unix-to-be-the-second-most-important-invention-to-come/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

[Image](https://sms4smile.com/quotes/i/b70/dennis-ritchie-13863_bells_some-consider-unix-to-be-the-second-most_2017700.jpg)

> [UNIX is basically a simple operating system, but you have to be a genius to understand the simplicity.](https://sms4smile.com/quotes/dennis-ritchie/unix-is-basically-a-simple-operating-system-but-you-have-to-be-a/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

[Image](https://sms4smile.com/quotes/i/bff/dennis-ritchie-13863_genius_unix-is-basically-a-simple-operating-sys_1524724.jpg)

> [It seems certain that much of the success of Unix follows from the readability, modifiability, and portability of its software.](https://sms4smile.com/quotes/dennis-ritchie/it-seems-certain-that-much-of-the-success-of-unix-follows-from-the/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

[Image](https://sms4smile.com/quotes/i/6ff/dennis-ritchie-13863_certain_it-seems-certain-that-much-of-the-succes_2692118.jpg)

> [C was already implemented on several quite different machines and OSs, Unix was already being distributed on the PDP-11, but the portability…](https://sms4smile.com/quotes/dennis-ritchie/c-was-already-implemented-on-several-quite-different-machines-and-oss/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

[Image](https://sms4smile.com/quotes/i/b8b/dennis-ritchie-13863_computers_c-was-already-implemented-on-several-qui_2219819.jpg)

> [It's true that compared with the scene when Unix started, today the ecological niches are fairly full, and fresh new OS ideas…](https://sms4smile.com/quotes/dennis-ritchie/it-s-true-that-compared-with-the-scene-when-unix-started-today-the/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

[Image](https://sms4smile.com/quotes/i/506/dennis-ritchie-13863_ecological_it-s-true-that-compared-with-the-scene-w_788729.jpg)

> [From an operating system research point of view, Unix is if not dead certainly old stuff, and it's clear that people should…](https://sms4smile.com/quotes/dennis-ritchie/from-an-operating-system-research-point-of-view-unix-is-if-not-dead/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

[Image](https://sms4smile.com/quotes/i/9de/dennis-ritchie-13863_clear_from-an-operating-system-research-point_2150213.jpg)

> [Obviously, the person who had most influence on my career was Ken Thompson. Unix was basically his, likewise C's predecessor, likewise much…](https://sms4smile.com/quotes/dennis-ritchie/obviously-the-person-who-had-most-influence-on-my-career-was-ken/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

[Image](https://sms4smile.com/quotes/i/6b8/dennis-ritchie-13863_bases_obviously-the-person-who-had-most-influe_506499.jpg)

## More by Dennis Ritchie

> [Any editing, software work, and mail is done in this exported Plan 9](https://sms4smile.com/quotes/dennis-ritchie/any-editing-software-work-and-mail-is-done-in-this-exported-plan-9/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

> [I can't recall any difficulty in making the C language definition completely open - any discussion on the matter tended to mention languages whose…](https://sms4smile.com/quotes/dennis-ritchie/i-can-t-recall-any-difficulty-in-making-the-c-language-definition/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

> [I listen to mostly-classical music, but mostly by radio - I'm not an audiophile.](https://sms4smile.com/quotes/dennis-ritchie/i-listen-to-mostly-classical-music-but-mostly-by-radio-i-m-not-an/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

> [I'm still uncertain about the language declaration syntax.](https://sms4smile.com/quotes/dennis-ritchie/i-m-still-uncertain-about-the-language-declaration-syntax/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

> [Obviously, the person who had most influence on my career was Ken Thompson. Unix was basically his, likewise C's predecessor, likewise much of the…](https://sms4smile.com/quotes/dennis-ritchie/obviously-the-person-who-had-most-influence-on-my-career-was-ken/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

> [Sometimes when you fill a vacuum, it still sucks.](https://sms4smile.com/quotes/dennis-ritchie/sometimes-when-you-fill-a-vacuum-it-still-sucks/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

> [Steve Jobs has said that Xwindows is brain-damamged and will disappear in two years. He got it half-right.](https://sms4smile.com/quotes/dennis-ritchie/steve-jobs-has-said-that-xwindows-is-brain-damamged-and-will/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

> [I've done a reasonable amount of travelling, which I enjoyed, but not for too long at a time. I'm a home-body and get fatigued…](https://sms4smile.com/quotes/dennis-ritchie/i-ve-done-a-reasonable-amount-of-travelling-which-i-enjoyed-but-not/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

> [At the same time, much of it seems to have to do with recreating things we or others had already done; it seems rather…](https://sms4smile.com/quotes/dennis-ritchie/at-the-same-time-much-of-it-seems-to-have-to-do-with-recreating/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

> [A new release of Plan 9 happened in June, and at about the same time a new release of the Inferno system, which began…](https://sms4smile.com/quotes/dennis-ritchie/a-new-release-of-plan-9-happened-in-june-and-at-about-the-same-time-a/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

> [I fix things now and then, more often tweak HTML and make scripts to do things.](https://sms4smile.com/quotes/dennis-ritchie/i-fix-things-now-and-then-more-often-tweak-html-and-make-scripts-to/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

> [C is declining somewhat in usage compared to C++, and maybe Java, but perhaps even more compared to higher-level scripting languages. It's still fairly…](https://sms4smile.com/quotes/dennis-ritchie/c-is-declining-somewhat-in-usage-compared-to-c-and-maybe-java-but/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

> [It's true that compared with the scene when Unix started, today the ecological niches are fairly full, and fresh new OS ideas are harder…](https://sms4smile.com/quotes/dennis-ritchie/it-s-true-that-compared-with-the-scene-when-unix-started-today-the/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

> [The notion of a record is an obsolete remnant of the days of the 80-column card.](https://sms4smile.com/quotes/dennis-ritchie/the-notion-of-a-record-is-an-obsolete-remnant-of-the-days-of-the-80/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

> [The True-GNU philosophy is more extreme than I care for, but it certainly laid a foundation for the current scene, as well as providing…](https://sms4smile.com/quotes/dennis-ritchie/the-true-gnu-philosophy-is-more-extreme-than-i-care-for-but-it/)

[Dennis Ritchie](https://sms4smile.com/quotes/author/dennis-ritchie/)

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                        "text": "Obviously, the person who had most influence on my career was Ken Thompson. Unix was basically his, likewise C's predecessor, likewise much of the basis of Plan 9 (though Rob Pike was the real force in getting it together). And in the meantime Ken created the first computer chess master and pretty much rewrote the book on chess endgames. He is quite a phenomenon.",
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