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![bryan_johnson Avatar](https://lunarcrush.com/gi/w:24/cr:twitter::17468569.png) Bryan Johnson [@bryan_johnson](/creator/twitter/bryan_johnson) on x 627.5K followers
Created: 2025-07-23 18:54:27 UTC

What else did people think was impossible? 

+ 1928: There is no likelihood man can ever tap the power of the atom.

+ 1895: Heavier‑than‑air flying machines are impossible.

+ 1956: All this talk about space travel is utter bilge.

![](https://pbs.twimg.com/media/GwkBc22bYAA_5LK.png)

XXXXXXX engagements

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