---
title: "1 Doubt Reality Quotes By Henri Poincare"
description: "1 Doubt Reality quotes by Henri Poincare. Plus more from Henri Poincare and more Doubt Reality sayings from other authors."
image: "https://sms4smile.com/quotes/i/eb6/henri-poincare-3339_analysis_this-harmony-that-human-intelligence-bel_1169709.jpg"
---

> [This harmony that human intelligence believes it discovers in nature - does it exist apart from that intelligence? No, without doubt, a reality completely independent of the spirit which conceives it, sees it or feels it, is an impossibility. A…](https://sms4smile.com/quotes/henri-poincare/this-harmony-that-human-intelligence-believes-it-discovers-in-nature/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

[Image](https://sms4smile.com/quotes/i/eb6/henri-poincare-3339_analysis_this-harmony-that-human-intelligence-bel_1169709.jpg)

## More by Henri Poincare

> [The mathematical facts worthy of being studied are those which, by their analogy with other facts, are capable of leading us to the knowledge…](https://sms4smile.com/quotes/henri-poincare/the-mathematical-facts-worthy-of-being-studied-are-those-which-by/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

> [. . . by natural selection our mind has adapted itself to the conditions of the external world. It has adopted the geometry most…](https://sms4smile.com/quotes/henri-poincare/by-natural-selection-our-mind-has-adapted-itself-to-the-conditions-of/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

> [If we knew exactly the laws of nature and the situation of the universe at the initial moment, we could predict exactly the situation…](https://sms4smile.com/quotes/henri-poincare/if-we-knew-exactly-the-laws-of-nature-and-the-situation-of-the/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

> [Absolute space, that is to say, the mark to which it would be necessary to refer the earth to know whether it really moves,…](https://sms4smile.com/quotes/henri-poincare/absolute-space-that-is-to-say-the-mark-to-which-it-would-be-necessary/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

> [Science is facts.](https://sms4smile.com/quotes/henri-poincare/science-is-facts/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

> [Absolute space, that is to say, the mark to which it would be necessary to refer the earth to know whether it really moves,…](https://sms4smile.com/quotes/henri-poincare/absolute-space-that-is-to-say-the-mark-to-which-it-would-be-necessary-2/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

> [All of mathematics is a tale about groups.](https://sms4smile.com/quotes/henri-poincare/all-of-mathematics-is-a-tale-about-groups/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

> [A cat is witty, he has nerve, he knows how to do precisely the right thing at the right moment.](https://sms4smile.com/quotes/henri-poincare/a-cat-is-witty-he-has-nerve-he-knows-how-to-do-precisely-the-right/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

> [In the old days when people invented a new function they had something useful in mind.](https://sms4smile.com/quotes/henri-poincare/in-the-old-days-when-people-invented-a-new-function-they-had/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

> [Intuition is more important to discovery than logic.](https://sms4smile.com/quotes/henri-poincare/intuition-is-more-important-to-discovery-than-logic/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

> [Mathematics has a threefold purpose. It must provide an instrument for the study of nature. But this is not all: it has a philosophical…](https://sms4smile.com/quotes/henri-poincare/mathematics-has-a-threefold-purpose-it-must-provide-an-instrument-for/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

> [Experiment is the sole source of truth.](https://sms4smile.com/quotes/henri-poincare/experiment-is-the-sole-source-of-truth/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

> [“ Qu'une goutee de vin tombe dans un verre d'eau; quelle que soit la loi du movement interne du liquide, nous verrons bientôt se…](https://sms4smile.com/quotes/henri-poincare/qu-une-goutee-de-vin-tombe-dans-un-verre-d-eau-quelle-que-soit-la-loi/)

[Henri Poincaré](https://sms4smile.com/quotes/author/henri-poincare/)

> [If that enabled us to predict the succeeding situation with the same approximation, that is all we require, and we should say that the…](https://sms4smile.com/quotes/henri-poincare/if-that-enabled-us-to-predict-the-succeeding-situation-with-the-same/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

> [“ Le savant doit ordonner ; on fait la science avec des faits comme une maison avec des pierres ; mais une accumulation de…](https://sms4smile.com/quotes/henri-poincare/le-savant-doit-ordonner-on-fait-la-science-avec-des-faits-comme-une/)

[Henri Poincare](https://sms4smile.com/quotes/author/henri-poincare/)

```json
{
    "@context": "https://schema.org",
    "@graph": [
        {
            "@type": "ItemList",
            "@id": "https://sms4smile.com/quotes/about/doubt-reality/henri-poincare/#itemlist",
            "name": "1 Doubt Reality Quotes By Henri Poincare",
            "numberOfItems": 1,
            "itemListElement": [
                {
                    "@type": "ListItem",
                    "position": 1,
                    "item": {
                        "@type": "Quotation",
                        "text": "This harmony that human intelligence believes it discovers in nature - does it exist apart from that intelligence? No, without doubt, a reality completely independent of the spirit which conceives it, sees it or feels it, is an impossibility. A world so exterior as that, even if it existed, would be forever inaccessible to us. But what we call objective reality is, in the last analysis, that which is common to several thinking beings, and could be common to all; this common part, we will see, can be nothing but the harmony expressed by mathematical laws.",
                        "creator": {
                            "@type": "Person",
                            "name": "Henri Poincare"
                        },
                        "url": "https://sms4smile.com/quotes/henri-poincare/this-harmony-that-human-intelligence-believes-it-discovers-in-nature/",
                        "image": {
                            "@type": "ImageObject",
                            "@id": "https://sms4smile.com/quotes/i/eb6/henri-poincare-3339_analysis_this-harmony-that-human-intelligence-bel_1169709.jpg",
                            "contentUrl": "https://sms4smile.com/quotes/i/eb6/henri-poincare-3339_analysis_this-harmony-that-human-intelligence-bel_1169709.jpg",
                            "url": "https://sms4smile.com/quotes/i/eb6/henri-poincare-3339_analysis_this-harmony-that-human-intelligence-bel_1169709.jpg",
                            "width": 1080,
                            "height": 1080,
                            "caption": "“This harmony that human intelligence believes it discovers in nature - does it exist apart from that…” — Henri Poincare",
                            "creditText": "SMS4Smile Quotes",
                            "creator": {
                                "@id": "https://sms4smile.com/quotes/#organization"
                            }
                        }
                    }
                }
            ]
        },
        {
            "@type": "CollectionPage",
            "@id": "https://sms4smile.com/quotes/about/doubt-reality/henri-poincare/#webpage",
            "url": "https://sms4smile.com/quotes/about/doubt-reality/henri-poincare/",
            "name": "Doubt Reality Quotes by Henri Poincare",
            "isPartOf": {
                "@id": "https://sms4smile.com/quotes/#website"
            },
            "mainEntity": {
                "@id": "https://sms4smile.com/quotes/about/doubt-reality/henri-poincare/#itemlist"
            },
            "primaryImageOfPage": {
                "@id": "https://sms4smile.com/quotes/i/eb6/henri-poincare-3339_analysis_this-harmony-that-human-intelligence-bel_1169709.jpg"
            },
            "description": "1 Doubt Reality quotes by Henri Poincare. Plus more from Henri Poincare and more Doubt Reality sayings from other authors.",
            "breadcrumb": {
                "@id": "https://sms4smile.com/quotes/about/doubt-reality/henri-poincare/#breadcrumb"
            }
        },
        {
            "@type": "BreadcrumbList",
            "@id": "https://sms4smile.com/quotes/about/doubt-reality/henri-poincare/#breadcrumb",
            "itemListElement": [
                {
                    "@type": "ListItem",
                    "position": 1,
                    "name": "Home",
                    "item": "https://sms4smile.com/"
                },
                {
                    "@type": "ListItem",
                    "position": 2,
                    "name": "Quotes",
                    "item": "https://sms4smile.com/quotes/"
                },
                {
                    "@type": "ListItem",
                    "position": 3,
                    "name": "Topics",
                    "item": "https://sms4smile.com/quotes/categories/"
                },
                {
                    "@type": "ListItem",
                    "position": 4,
                    "name": "Doubt Reality",
                    "item": "https://sms4smile.com/quotes/about/doubt-reality/"
                },
                {
                    "@type": "ListItem",
                    "position": 5,
                    "name": "Henri Poincare",
                    "item": "https://sms4smile.com/quotes/about/doubt-reality/henri-poincare/"
                }
            ]
        },
        {
            "@type": "WebSite",
            "@id": "https://sms4smile.com/quotes/#website",
            "name": "SMS4Smile Quotes",
            "url": "https://sms4smile.com/quotes/",
            "publisher": {
                "@id": "https://sms4smile.com/quotes/#organization"
            }
        },
        {
            "@type": "Organization",
            "@id": "https://sms4smile.com/quotes/#organization",
            "name": "SMS4Smile Quotes",
            "url": "https://sms4smile.com/quotes/",
            "logo": {
                "@type": "ImageObject",
                "url": "https://sms4smile.com/quotes/wp-content/themes/sq/assets/icons/icon-512.png",
                "width": 512,
                "height": 512
            }
        }
    ]
}
```