---
title: "4 Promise Impossible Quotes by 4 authors"
description: "Browse 4 Promise Impossible quotes by 4 authors. Discover the best Promise Impossible sayings and thoughts."
image: "https://sms4smile.com/quotes/i/882/terry-pratchett-19_do-the-impossible_never-promise-to-do-the-possible-anyone_15086.jpg"
---

> [“Never promise to do the possible. Anyone could do the possible. You should promise to do the impossible, because sometimes the impossible…](https://sms4smile.com/quotes/terry-pratchett/never-promise-to-do-the-possible-anyone-could-do-the-possible-you/)

[Terry Pratchett](https://sms4smile.com/quotes/author/terry-pratchett/)

[Image](https://sms4smile.com/quotes/i/882/terry-pratchett-19_do-the-impossible_never-promise-to-do-the-possible-anyone_15086.jpg)

> [Morally, the promise of an impossible “right” to economic security is an infamous attempt to abrogate the concept of rights. It can…](https://sms4smile.com/quotes/ayn-rand/morally-the-promise-of-an-impossible-right-to-economic-security-is-an/)

[Ayn Rand](https://sms4smile.com/quotes/author/ayn-rand/)

[Image](https://sms4smile.com/quotes/i/8e9/ayn-rand-59_benefits_morally-the-promise-of-an-impossible-rig_1751181.jpg)

> [“Because they’re likely art or music majors, not people with a technology background, they’ll publicly promise the impossible and IT will have…](https://sms4smile.com/quotes/gene-kim/because-they-re-likely-art-or-music-majors-not-people-with-a/)

[Gene Kim](https://sms4smile.com/quotes/author/gene-kim/)

[Image](https://sms4smile.com/quotes/i/ab0/gene-kim-2268_art_because-they-re-likely-art-or-music-majo_2311971.jpg)

> [“it is equally unprofessional to promise impossible time scales and to cut basic engineering corners to meet a deadline.”](https://sms4smile.com/quotes/andrew-hunt/it-is-equally-unprofessional-to-promise-impossible-time-scales-and-to/)

[Andrew Hunt](https://sms4smile.com/quotes/author/andrew-hunt/)

[Image](https://sms4smile.com/quotes/i/73b/andrew-hunt-14508_time_it-is-equally-unprofessional-to-promise_3045736.jpg)

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