---
title: "3 Claim Knowledge Quotes by 3 authors"
description: "Browse 3 Claim Knowledge quotes by 3 authors. Discover the best Claim Knowledge sayings and thoughts."
image: "https://sms4smile.com/quotes/i/191/william-lane-craig-8716_atheism_scepticism-ironically-draws-its-life-s-b_174125.jpg"
---

> [Scepticism, ironically, draws its life's blood from claims to have a good deal of knowledge. For example, your friends claim to know,…](https://sms4smile.com/quotes/william-lane-craig/scepticism-ironically-draws-its-life-s-blood-from-claims-to-have-a/)

[William Lane Craig](https://sms4smile.com/quotes/author/william-lane-craig/)

[Image](https://sms4smile.com/quotes/i/191/william-lane-craig-8716_atheism_scepticism-ironically-draws-its-life-s-b_174125.jpg)

> [Never assume that you have attained truth. Don't make any claim to knowledge. Form no conclusion or evaluation concerning truth. The minute…](https://sms4smile.com/quotes/mooji/never-assume-that-you-have-attained-truth-don-t-make-any-claim-to/)

[Mooji](https://sms4smile.com/quotes/author/mooji/)

[Image](https://sms4smile.com/quotes/i/802/mooji-1987_assuming_never-assume-that-you-have-attained-trut_280847.jpg)

> [“Humans may crave absolute certainty; they may aspire to it; they may pretend, as partisans of certain religions do, to have attained…](https://sms4smile.com/quotes/carl-sagan/humans-may-crave-absolute-certainty-they-may-aspire-to-it-they-may/)

[Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/)

[Image](https://sms4smile.com/quotes/i/53e/carl-sagan-160_certainty_humans-may-crave-absolute-certainty-they_921545.jpg)

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                        "text": "Scepticism, ironically, draws its life's blood from claims to have a good deal of knowledge. For example, your friends claim to know, 'Since every possible option has not been explored, nothing can be said for certain.' That statement is itself a claim to knowledge!",
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                        "text": "“Humans may crave absolute certainty; they may aspire to it; they may pretend, as partisans of certain religions do, to have attained it. But the history of science — by far the most successful claim to knowledge accessible to humans — teaches that the most we can hope for is successive improvement in our understanding, learning from our mistakes, an asymptotic approach to the Universe, but with the proviso that absolute certainty will always elude us.”",
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