--- title: "Meaning & Key Takeaway of: I did not imagine that the second half of…" description: "\"I did not imagine that the second half of my life would be spent on efforts to avert a mortal danger to humanity created by science.\" — Joseph Rotblat" image: "https://sms4smile.com/quotes/i/e02/joseph-rotblat-16206_danger_i-did-not-imagine-that-the-second-half-o_1583032.png" --- # I did not imagine that the second half of my life would be… ![“I did not imagine that the second half of my life would be spent on efforts to avert a mortal danger to humanity created by science.” quote by Joseph Rotblat](https://sms4smile.com/quotes/i/e02/joseph-rotblat-16206_danger_i-did-not-imagine-that-the-second-half-o_1583032.png) [Download](https://sms4smile.com/quotes/i/e02/joseph-rotblat-16206_danger_i-did-not-imagine-that-the-second-half-o_1583032.png) [Open image](https://sms4smile.com/quotes/i/e02/joseph-rotblat-16206_danger_i-did-not-imagine-that-the-second-half-o_1583032.png) > “I did not imagine that the second half of my life would be spent on efforts to avert a mortal danger to humanity created by science.” [Joseph Rotblat](https://sms4smile.com/quotes/author/joseph-rotblat/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Scientific advances can unintentionally create existential threats, prompting a moral duty to mitigate them. **In simple terms:** Science can cause danger; we must act. Key Takeaway Commit to responsible science. Themes ethics responsibility existential risk Mood concerned urgent Type ethical political When to use this quote - research labs - policy making - public advocacy - education programs - international treaties Key Concepts philosophy science policy global security Questions to Reflect On - What safeguards can prevent harmful discoveries? - How can scientists be incentivized to prioritize safety? 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Conversely, it is known that they nearly caused one.](https://sms4smile.com/quotes/joseph-rotblat/there-is-no-direct-evidence-that-nuclear-weapons-prevented-a-world/) [Joseph Rotblat](https://sms4smile.com/quotes/author/joseph-rotblat/) > [But scientists on both sides of the iron curtain played a very significant role in maintaining the momentum of the nuclear arms race throughout…](https://sms4smile.com/quotes/joseph-rotblat/but-scientists-on-both-sides-of-the-iron-curtain-played-a-very/) [Joseph Rotblat](https://sms4smile.com/quotes/author/joseph-rotblat/) > [This is the reality of nuclear weapons: they may trigger a world war; a war which, unlike previous ones, destroys all of civilization.](https://sms4smile.com/quotes/joseph-rotblat/this-is-the-reality-of-nuclear-weapons-they-may-trigger-a-world-war-a/) [Joseph Rotblat](https://sms4smile.com/quotes/author/joseph-rotblat/) > [ Alice Stewart \[is\] a much underestimated scientist who has been an indomitable challenger of the establishment and a thorn in the flesh of the… ](https://sms4smile.com/quotes/joseph-rotblat/alice-stewart-is-a-much-underestimated-scientist-who-has-been-an/) [Joseph Rotblat](https://sms4smile.com/quotes/author/joseph-rotblat/) > [Since the end of the Cold War two main nuclear powers have begun to make big reductions in their nuclear arsenals. 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In many ways we are becoming like one family. With the global threats resulting from science and technology, the…](https://sms4smile.com/quotes/joseph-rotblat/technology-is-driving-us-together-in-many-ways-we-are-becoming-like/) [Joseph Rotblat](https://sms4smile.com/quotes/author/joseph-rotblat/) > [The present basic philosophy is nuclear deterrence.](https://sms4smile.com/quotes/joseph-rotblat/the-present-basic-philosophy-is-nuclear-deterrence/) [Joseph Rotblat](https://sms4smile.com/quotes/author/joseph-rotblat/) > [Whatever system of governance is eventually adopted, it is important that it carries the people with it. We need to convey the message that…](https://sms4smile.com/quotes/joseph-rotblat/whatever-system-of-governance-is-eventually-adopted-it-is-important/) [Joseph Rotblat](https://sms4smile.com/quotes/author/joseph-rotblat/) > [Above all remember your humanity.](https://sms4smile.com/quotes/joseph-rotblat/above-all-remember-your-humanity/) [Joseph Rotblat](https://sms4smile.com/quotes/author/joseph-rotblat/) [Explore all 40 Joseph Rotblat quotes ](https://sms4smile.com/quotes/author/joseph-rotblat/) ## More Danger quotes > [In discovering books, you became free to explore the full range of human motives, desires, secrets, and lies. 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