---
title: "1 Speculative Ideas Quotes By David Grinspoon"
description: "1 Speculative Ideas quotes by David Grinspoon. Plus more from David Grinspoon and more Speculative Ideas sayings from other authors."
image: "https://sms4smile.com/quotes/i/070/david-grinspoon-5141_cozy_it-s-ok-to-pursue-speculative-ideas-beca_2079006.jpg"
---

> [It's OK to pursue speculative ideas because we don't want to be too cozy and safe and assume that we know everything about life in the universe. However, we have to be rigorous and careful and honest and logical and…](https://sms4smile.com/quotes/david-grinspoon/it-s-ok-to-pursue-speculative-ideas-because-we-don-t-want-to-be-too/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

[Image](https://sms4smile.com/quotes/i/070/david-grinspoon-5141_cozy_it-s-ok-to-pursue-speculative-ideas-beca_2079006.jpg)

## More by David Grinspoon

> [I think the best SF writers are very aware of what we, in the scientific community, are doing, thinking, and discovering.](https://sms4smile.com/quotes/david-grinspoon/i-think-the-best-sf-writers-are-very-aware-of-what-we-in-the/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

> [If we gutted NASA Earth Science, it wouldn't be NOAA or some other agency that would take the lead. It would be the Chinese…](https://sms4smile.com/quotes/david-grinspoon/if-we-gutted-nasa-earth-science-it-wouldn-t-be-noaa-or-some-other/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

> [When you think about alien intelligences making art, you then have to think about what art is and how bound up it is in…](https://sms4smile.com/quotes/david-grinspoon/when-you-think-about-alien-intelligences-making-art-you-then-have-to/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

> [What if life is not carbon-based? Can life exist as a gas or a plasma? Could planets or stars in some sense be alive?…](https://sms4smile.com/quotes/david-grinspoon/what-if-life-is-not-carbon-based-can-life-exist-as-a-gas-or-a-plasma/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

> [What I'm interested in is the conversations going on about the Anthropocene and what it means to view ourselves as a part of Earth's…](https://sms4smile.com/quotes/david-grinspoon/what-i-m-interested-in-is-the-conversations-going-on-about-the/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

> [I do comparative studies of climate evolution, and the interactions between planetary atmosphere and surfaces and their radiation environment, and try to understand the…](https://sms4smile.com/quotes/david-grinspoon/i-do-comparative-studies-of-climate-evolution-and-the-interactions/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

> [I'd been politically active ever since my parents wheeled me in a stroller in a 'ban the bomb' march in Boston in 1963.](https://sms4smile.com/quotes/david-grinspoon/i-d-been-politically-active-ever-since-my-parents-wheeled-me-in-a/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

> [Through space-based climate studies, my colleagues and I have learned that a stable and comfortable climate is not something to take for granted.](https://sms4smile.com/quotes/david-grinspoon/through-space-based-climate-studies-my-colleagues-and-i-have-learned/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

> [We have all this very clever technology and all these abilities to manipulate the world in all these ways, yet we are faced with…](https://sms4smile.com/quotes/david-grinspoon/we-have-all-this-very-clever-technology-and-all-these-abilities-to/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

> [The planet Mars - crimson and bright, filling our telescopes with vague intimations of almost-familiar landforms - has long formed a celestial tabula rasa…](https://sms4smile.com/quotes/david-grinspoon/the-planet-mars-crimson-and-bright-filling-our-telescopes-with-vague/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

> [Certainly for me, as an astrobiologist, science fiction has played an important role. One of the quandaries of our field is that we are…](https://sms4smile.com/quotes/david-grinspoon/certainly-for-me-as-an-astrobiologist-science-fiction-has-played-an/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

> [Time and time again, our species has escaped existential threats by reinventing ourselves, finding new skills not coded in our genes to survive new…](https://sms4smile.com/quotes/david-grinspoon/time-and-time-again-our-species-has-escaped-existential-threats-by/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

> [I think that an advanced planetary civilization will modify their own planets to be more stable, to prevent asteroid impacts and dangerous climate fluctuations.](https://sms4smile.com/quotes/david-grinspoon/i-think-that-an-advanced-planetary-civilization-will-modify-their-own/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

> [Responsible global behaviour is ultimately an act of self-preservation of, by, and for the global beast that modern technological humanity has become.](https://sms4smile.com/quotes/david-grinspoon/responsible-global-behaviour-is-ultimately-an-act-of-self/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

> [Venus and Mars are our next of kin: they are the two most Earth-like planets that we know about. They're the only two other…](https://sms4smile.com/quotes/david-grinspoon/venus-and-mars-are-our-next-of-kin-they-are-the-two-most-earth-like/)

[David Grinspoon](https://sms4smile.com/quotes/author/david-grinspoon/)

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