---
title: "3 Without u Quotes By Richard P. Feynman"
description: "3 Without u quotes by Richard P. Feynman. Plus more from Richard P. Feynman and more Without u sayings from other authors."
image: "https://sms4smile.com/quotes/i/0ed/richard-p-feynman-495_learning_people-who-wish-to-analyze-nature-withou_1917208.png"
---

> [People who wish to analyze nature without using mathematics must settle for a reduced understanding.](https://sms4smile.com/quotes/richard-p-feynman/people-who-wish-to-analyze-nature-without-using-mathematics-must/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

[Image](https://sms4smile.com/quotes/i/0ed/richard-p-feynman-495_learning_people-who-wish-to-analyze-nature-withou_1917208.png)

> [To test whether you have learned an idea or a definition, rephrase what you just learned without using the new word.](https://sms4smile.com/quotes/richard-p-feynman/to-test-whether-you-have-learned-an-idea-or-a-definition-rephrase/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

[Image](https://sms4smile.com/quotes/i/8d0/richard-p-feynman-495_definitions_to-test-whether-you-have-learned-an-idea_2091238.png)

> [To do any important work in physics a very good mathematical ability and aptitude are required. Some work in applications can be…](https://sms4smile.com/quotes/richard-p-feynman/to-do-any-important-work-in-physics-a-very-good-mathematical-ability/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

[Image](https://sms4smile.com/quotes/i/54a/richard-p-feynman-495_ability_to-do-any-important-work-in-physics-a-ve_2632071.jpg)

## Other authors on Without u

## More by Richard P. Feynman

> [“Philosophers have said before that one of the fundamental requisites of science is that whenever you set up the same conditions, the same thing…](https://sms4smile.com/quotes/richard-p-feynman/philosophers-have-said-before-that-one-of-the-fundamental-requisites/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

> [My rule is, when you are unhappy, think about it. But when you're happy, don't. Why spoil it? You're probably happy for some ridiculous…](https://sms4smile.com/quotes/richard-p-feynman/my-rule-is-when-you-are-unhappy-think-about-it-but-when-you-re-happy/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

> [Trying to understand the way nature works involves a most terrible test of human reasoning ability. It involves subtle trickery, beautiful tightropes of logic…](https://sms4smile.com/quotes/richard-p-feynman/trying-to-understand-the-way-nature-works-involves-a-most-terrible/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

> [Today's brains are yesterday's mashed potatoes.](https://sms4smile.com/quotes/richard-p-feynman/today-s-brains-are-yesterday-s-mashed-potatoes/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

> [Mathematics is a language plus reasoning; it is like a language plus logic. Mathematics is a tool for reasoning.](https://sms4smile.com/quotes/richard-p-feynman/mathematics-is-a-language-plus-reasoning-it-is-like-a-language-plus/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

> [It is necessary for the very existence of science that minds exist which do not allow that nature must satisfy some preconceived conditions.](https://sms4smile.com/quotes/richard-p-feynman/it-is-necessary-for-the-very-existence-of-science-that-minds-exist/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

> [“There was a Princess Somebody of Denmark sitting at a table with a number of people around her, and I saw an empty chair…](https://sms4smile.com/quotes/richard-p-feynman/there-was-a-princess-somebody-of-denmark-sitting-at-a-table-with-a/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

> [All the time you're saying to yourself, 'I could do that, but I won't,'--which is just another way of saying that you can't.](https://sms4smile.com/quotes/richard-p-feynman/all-the-time-you-re-saying-to-yourself-i-could-do-that-but-i-won-t/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

> [“There's a big difference between knowing the name of something and knowing something.”](https://sms4smile.com/quotes/richard-p-feynman/there-s-a-big-difference-between-knowing-the-name-of-something-and/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

> [The fact that you are not sure means that it is possible that there is another way someday.](https://sms4smile.com/quotes/richard-p-feynman/the-fact-that-you-are-not-sure-means-that-it-is-possible-that-there/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

> [You can always recognize truth by its beauty and simplicity.](https://sms4smile.com/quotes/richard-p-feynman/you-can-always-recognize-truth-by-its-beauty-and-simplicity/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

> [One cannot understand... the universality of laws of nature, the relationship of things, without an understanding of mathematics. There is no other way to…](https://sms4smile.com/quotes/richard-p-feynman/one-cannot-understand-the-universality-of-laws-of-nature-the/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

> [Mathematics is not just a language. Mathematics is a language plus reasoning.](https://sms4smile.com/quotes/richard-p-feynman/mathematics-is-not-just-a-language-mathematics-is-a-language-plus/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

> [A poet once said, "The whole universe is in a glass of wine." We will probably never know in what sense he meant that,…](https://sms4smile.com/quotes/richard-p-feynman/a-poet-once-said-the-whole-universe-is-in-a-glass-of-wine-we-will/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

> [I was a very shy character, always feeling uncomfortable because everybody was stronger than I, and always afraid I would look like a sissy.…](https://sms4smile.com/quotes/richard-p-feynman/i-was-a-very-shy-character-always-feeling-uncomfortable-because/)

[Richard P. Feynman](https://sms4smile.com/quotes/author/richard-p-feynman/)

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